Discovering the top code signing tools for secure software is essential in ensuring the authenticity and integrity of code. Code signing involves digitally signing code to validate its authenticity and integrity. These signatures are generated using private keys and can be verified using public keys. Code signing tools are used to validate the integrity and authenticity of software, protecting against malware and supply chain attacks. They allow developers to authenticate code, validate software integrity, and protect against unauthorized workflows.
Here come some of the top code signing tools for 2023 .
- Code signing tools are crucial for ensuring software authenticity and integrity.
- Digital signatures play a significant role in validating the authenticity of code.
- Code signing tools protect against malware and supply chain attacks.
- Top code signing tools for 2023 include Keyfactor Code Assure, PrimeKey SignServer, SignTool, jarsigner, Docker trust sign, APK signer, iOS App Signer, and Certum SimplySign.
How Code Signing Tools Work
Code signing tools use digital signatures to validate the software and protect against malware and supply chain attacks. These tools play a crucial role in ensuring code integrity, authentication, and verification throughout the software development process.
When a developer uses a code signing tool, they create a digital signature for their code, which serves as a unique identifier. This signature is generated using the developer’s private encryption key, ensuring that only they can sign their code. The digital signature is then appended to the code, creating a tamper-evident seal.
When a user or system receives the signed code, they can use the corresponding public encryption key to verify the digital signature. This verification process confirms that the code has not been altered or tampered with since it was signed. If the signature is valid, the code is considered authentic and trustworthy.
Code signing tools also play a crucial role in protecting against malware. By digitally signing the code, developers establish a chain of trust. Users can verify the digital signature to ensure that the code comes from a trusted source. If the code has been tampered with, the digital signature will no longer be valid, indicating that the code may be compromised or malicious.
In addition to ensuring code integrity and protecting against malware, code signing tools also provide authentication and verification benefits. The digital signature serves as proof of the code’s origin, allowing users to verify its authenticity. This is particularly important in scenarios where code is distributed or shared among multiple parties, as it helps establish trust and prevent unauthorized modifications.
Common Use Cases for Code Signing Tools
Some common use cases for code signing tools include authenticating code, validating software integrity, and protecting against supply chain attacks. Code signing tools enable developers to append a digital signature to their code, ensuring that it was created by the alleged developer and has not been modified. This helps to protect against trojans and malware that masquerade as legitimate software.
Code signatures also make it more difficult for attackers to modify legitimate code in supply chain attacks. By verifying the signature, users can ensure that the software they are downloading is authentic and has not been tampered with during distribution.
Validating software integrity is another crucial use case for code signing tools. When software is signed, the code signing tool calculates a unique hash value for the code, which is then included in the digital signature. This hash value can be used to verify the integrity of the code. If the code has been modified, the hash value will no longer match, indicating that the code has been tampered with or compromised.
Supply chain attacks, where attackers compromise the software supply chain to introduce malicious code, have become a major concern in recent years. Code signing tools play a critical role in mitigating this risk by ensuring the authenticity and integrity of software throughout the supply chain. By using code signing, organizations can verify the source of the code and detect any unauthorized modifications.
It is important to note that code signing tools are not foolproof and should be used in conjunction with other security measures. For example, secure coding practices, regular code reviews, and strong key management practices are essential for maximizing the effectiveness of code signing tools.
Top Code Signing Tools in the Market
There are several top code signing tools available in the market, including Keyfactor Code Assure, PrimeKey SignServer, SignTool, jarsigner, Docker trust sign, APK signer, iOS App Signer, GaraSign, SignPath, and Unbound Tech. These tools provide developers with the ability to ensure the authenticity and integrity of their software, protecting against tampering or supply chain attacks, and maintaining the trust of users. Let’s take a closer look at each of these code signing tools:
|Code Signing Tool||Description|
|Keyfactor Code Assure||Allows developers to sign code from anywhere while protecting encryption keys. Offers frictionless code signing and policy-based controls.|
|PrimeKey SignServer||Offers PKI-based signing for documents, PDFs, and code. Provides multiple versions, including open-source, enterprise, and cloud.|
|SignTool||A code signing tool available on Windows for Microsoft users. Offers command-line code signing and selects the best certificate based on specified options.|
|jarsigner||A code signing tool developed by Oracle for developers working with Java Archive (JAR) files. Provides native signatures for JAR files and the ability to run signed code on Android devices.|
|Docker trust sign||Enables the signing of Docker images and allows for client-side or runtime verification of image integrity and authenticity.|
|APK signer||A tool available as part of Android SDK Build Tools for providing digital signatures for APKs. Allows running trusted code on Android devices.|
|iOS App Signer||A tool specifically designed for signing iOS apps and bundling them into IPA files for installation on iOS devices.|
|SimplySign||Created by Certum, SimplySign provides an easy-to-use app to securely store your code signing certificate or EV code signing certificate on a virtual token, which is fully compliant with the new rules for codesigning.|
|GaraSign||Created by Garantir, GaraSign is an enterprise code signing tool that offers rapid signing while protecting encryption keys. Integrates with common CI/CD pipeline software and provides client-side hashing for improved signing speed.|
|SignPath||Provides on-premise or service-based code signing solutions with integration into CI/CD pipelines and security policy enforcement. Offers origin verification for software artifacts.|
|Unbound Tech||Offers a software-based code signing solution with HSM-level security for keys implemented in software. Integrates with DevSecOps processes and provides auditing tools for code signing actions.|
In addition to these specific code signing tools, SSL certificate providers such as Certum, GlobalSign, and DigiCert, also offer validation of identity and encryption to secure websites and data.
These top code signing tools in the market provide developers with the necessary capabilities to ensure software authenticity, protect against tampering or supply chain attacks, and maintain the trust of users.
Features of Top Code Signing Tools
These tools offer various features such as secure key protection, integration with CI/CD pipelines, client-side hashing, and platform-agnostic solutions. Secure key protection ensures that signing keys are stored safely, preventing unauthorized access and tampering. Integration with CI/CD pipelines allows for automated code signing during the software development process, ensuring a seamless and streamlined workflow. Client-side hashing enables developers to verify the integrity of code on the client-side, providing an additional layer of security. Platform-agnostic solutions cater to different software environments, allowing developers to sign code regardless of the platform they are working on.
Code Signing Services and Certificates
Additionally, there are companies like DigiCert, Certum SimplySign, GlobalSign, and iOS App Signer offering code signing services and certificates to ensure secure code signing processes.
Code signing services and certificates play a crucial role in guaranteeing the authenticity and integrity of software. These services provide a trusted framework for verifying the identity of the software publisher and ensuring that the code has not been tampered with. By using code signing services and certificates, developers can establish a chain of trust that enhances software security and instills confidence in end users.
Leading companies in this field, such as Certum, GlobalSign, and DigiCert, offer code signing certificates from reputable authorities. These certificates act as digital signatures that validate the authenticity and integrity of the code. They provide assurance to end users that the software they are installing or running is genuine and has not been maliciously modified.
GlobalSign is a well-established provider of code signing certificates, offering a range of options to suit different software development needs. Their certificates enable developers to sign their code with a unique digital signature, ensuring that it can be verified as coming from a trusted source. With GlobalSign’s code signing certificates, developers can protect their software from potential threats and maintain the integrity of their code.
DigiCert is a well-known name in the security industry, and their code signing certificates help developers establish trust with end users. By signing their code with a GeoTrust certificate, developers can show that their software has not been tampered with and comes from a reliable source. This assurance is essential for maintaining user trust and protecting against potential vulnerabilities.
Certum is another reputable provider of code signing certificates, offering a range of options to meet different software signing needs. Their certificates comply with industry standards and provide strong validation, ensuring that the code is authentic and has not been modified. By using Certum’s certificates, developers can protect their software from potential risks and strengthen their overall security posture.
In addition to these companies, other players in the industry like Aujas, CodeSign, CodeSign by Aujas, SignPath, GaraSign, and iOS App Signer also offer code signing services and certificates. These companies provide developers with the necessary tools and infrastructure to securely sign their code, validate software integrity, and protect against supply chain attacks.
Code signing services and certificates are essential components of a comprehensive software development process. They ensure the authenticity and integrity of code, enhance software security, and foster user trust. By utilizing code signing services and certificates from reputable companies, developers can establish a secure code signing process that safeguards their software and protects against potential threats.
Benefits of Code Signing Tools
With these top code signing tools, developers can enhance the security of their software and protect against malicious activities. Code signing tools play a vital role in ensuring software security, code integrity, user trust, and malware protection.
One of the key benefits of using code signing tools is protecting against malware. By signing code with a digital signature, developers can establish the authenticity of their software, making it more difficult for attackers to introduce malicious code. Code signing helps users verify that the software they are downloading or installing is from a trusted source, reducing the risk of malware infections.
Another benefit of code signing tools is ensuring software integrity. Digital signatures verify that the code has not been tampered with or modified since it was signed. This helps maintain the integrity of the code, preventing unauthorized changes that may introduce vulnerabilities or compromise the functionality of the software. Users can trust that the code they are running is genuine and has not been altered.
Code signing tools also contribute to building user trust. When users see a signed code, they are more likely to trust the software and feel confident in its security. Digital signatures provide a form of assurance that the software has undergone a secure code signing process, increasing user confidence in the authenticity and safety of the application.
Furthermore, code signing tools help protect against supply chain attacks. By signing the software at various stages of the development and distribution process, developers can verify the integrity and authenticity of the code. This prevents attackers from injecting malicious code into the software during the supply chain, safeguarding against unauthorized modifications that could compromise the security of the application.
In conclusion, code signing tools offer several benefits to developers, including protecting against malware, ensuring software integrity, building user trust, and preventing supply chain attacks. By utilizing these tools, developers can enhance the security of their software applications and provide users with greater confidence in the authenticity and safety of their code.
Importance of Secure Coding Practices
Implementing secure coding practices is crucial for maintaining code integrity, ensuring software security, and enabling code authentication. By following secure coding practices, developers can minimize vulnerabilities and mitigate the risk of unauthorized access or tampering with code.
Code integrity is a fundamental aspect of secure coding practices. It ensures that the code remains unchanged throughout its lifecycle, preventing unauthorized modifications that could compromise its functionality or introduce malicious code. By maintaining code integrity, developers can have confidence in the reliability and trustworthiness of their software.
Software security is another key focus of secure coding practices. By adhering to best practices, such as input validation, proper error handling, secure data storage, and secure communication protocols, developers can reduce the potential for security exploits. This helps protect sensitive user data and prevents unauthorized access to the software and its underlying systems.
Code authentication is essential for ensuring that the code comes from a trusted source and has not been tampered with during the development or distribution process. Code signing tools play a vital role in code authentication by leveraging digital signatures. These tools enable developers to sign their code with a unique digital signature, which can be verified by end-users to ensure its authenticity.
Secure coding practices also help organizations comply with regulatory requirements and industry standards concerning software security. By implementing these practices, organizations demonstrate their commitment to maintaining the highest levels of security and protecting their users’ sensitive information.
To achieve secure coding practices, developers should follow established guidelines and frameworks, such as the Open Web Application Security Project (OWASP) Secure Coding Practices. These resources provide valuable insights into common security vulnerabilities and best practices for mitigating them.
Ultimately, secure coding practices contribute to the overall trustworthiness and reliability of software. By prioritizing code integrity, software security, and code authentication, developers can build robust and resilient applications that protect users and maintain the integrity of their software throughout its lifecycle.
Ensuring Software Authenticity with Code Signing
Code signing tools play a crucial role in ensuring the authenticity of software through the use of digital signatures and code integrity. By employing digital signatures, code signing tools provide a means for software developers to validate the integrity and authenticity of their code. This verification process allows users to verify that the code they are using is genuine and has not been tampered with or altered in any way.
Digital signatures are a cryptographic mechanism that binds a unique identifier to a piece of code, creating a verifiable signature. This signature is generated using a private key held by the software developer and can be verified using a corresponding public key. By checking the digital signature, users can confirm that the code they are using comes from the original developer and has not been modified since it was signed.
Code integrity is another crucial aspect of ensuring software authenticity. When code is signed, a hash of the code is created and included in the digital signature. This hash acts as a fingerprint for the code, ensuring that any modifications to the code will result in an invalid signature. If any changes are made to the code after it has been signed, the signature will no longer match the modified code, alerting users to potential tampering or unauthorized modifications.
By using code signing tools, software developers can provide users with a way to authenticate the code they are using and ensure its integrity. This helps protect against the distribution of malicious code, trojans, and malware. Furthermore, code signing tools are essential in safeguarding against supply chain attacks, where attackers attempt to inject malicious code into the software development process.
Some of the top code signing tools available in the market include Keyfactor Code Assure, PrimeKey SignServer, and SignTool. These tools offer seamless signature generation capabilities while also providing secure key protection to ensure the confidentiality of encryption keys. Additionally, other tools like jarsigner, Docker trust sign, and APK signer cater to specific platforms and provide code signing functionalities tailored to their requirements.
Ensuring software authenticity with code signing is of utmost importance in the digital age. By using code signing tools and leveraging digital signatures and code integrity, software developers can maintain the security and trust of their applications, protecting users from potentially harmful or compromised software.
Best Practices for Code Signing
Implementing best practices for code signing is essential for secure code and software development, with digital signatures playing a crucial role in ensuring code authenticity. When it comes to code signing, there are several key practices that developers should follow to maximize the security and effectiveness of their signed code.
1. Strongly Protect Signing Keys: Signing keys are used to digitally sign code and verify its authenticity. It is essential to protect these keys from unauthorized access to prevent malicious code from being signed. Keys should be stored securely, preferably on a dedicated hardware security module (HSM) or a secure key vault.
2. Use a Trusted Code Signing Tool: Choosing a reliable and trustworthy code signing tool is crucial. Consider tools like Keyfactor Code Assure, PrimeKey SignServer, and jarsigner, which offer features such as encryption key protection, command-line signing, and native signatures for specific file types. These tools have a proven track record of providing secure code signing solutions.
3. Secure Integration within Software Development Lifecycle: Integrate code signing into your software development lifecycle to ensure that all code is signed before deployment. Incorporate code signing into your continuous integration and continuous delivery (CI/CD) pipeline to automate the signing process and ensure code integrity throughout the development cycle.
4. Regularly Update and Renew Certificates: Code signing certificates have an expiration date. It is essential to regularly update and renew these certificates to maintain the validity and trustworthiness of your signed code. Failure to update certificates can result in warnings or even code rejection by operating systems and security tools.
5. Choose a Trusted Certification Authority: Trustworthy Certification Authorities (CAs) such as Certum, DigiCert, and GlobalSign offer SSL/TLS certificates and code signing certificates. These certificates help secure websites and verify the authenticity of software. Choosing a trusted CA ensures that your code signing certificate is recognized and trusted by major operating systems and security tools.
6. Consider Comprehensive Code Signing Solutions: Companies like SSLPOINT, Certum, GlobalSign, and DigiCert, provide comprehensive code signing solutions that offer features like DevOps integration, policy enforcement, and central management. These solutions streamline the code signing process and provide additional security measures.
7. iOS App Signing: If you develop iOS apps, consider using tools like iOS App Signer, which allow you to sign your iOS apps with the necessary certificates. This ensures that your apps can be installed and trusted by iOS devices.
8. Affordable SSL Certificates: SSLPOINT offers affordable SSL certificates for web security. While not specific to code signing, these certificates help secure websites and enhance user trust, complementing the overall security of your software.
By following these best practices and choosing the right code signing tool, you can enhance the security and trustworthiness of your software. Secure code signing practices ensure the authenticity and integrity of your code, protecting against malware and ensuring user trust.
Future Trends in Code Signing Tools
As technology continues to evolve, future trends in code signing tools hold the promise of further enhancing software security. Code signing tools play a critical role in ensuring the authenticity and integrity of software, and advancements in this field are aimed at addressing emerging security challenges.
One of the key trends in code signing tools is the need for secure code signing processes. With the increasing occurrence of supply chain attacks, such as the notable SolarWinds incident, it has become imperative for code signing tools to implement robust measures to protect signing keys. Secure processes are essential to prevent attackers from gaining unauthorized access to signing keys or having their malicious code signed, thereby making it appear legitimate to unsuspecting users.
Another significant trend is the integration of code signing tools into DevOps processes. In today’s fast-paced software development landscape, it is essential for code signing to be a frictionless process that does not impede the speed of development. Code signing tools like Keyfactor Code Assure and GaraSign offer rapid code signing capabilities while ensuring the protection of sensitive encryption keys. These tools also seamlessly integrate with common CI/CD pipeline software, allowing developers to incorporate code signing into their automated deployment workflows.
When it comes to specific code signing tools, there are several widely used options available. PrimeKey SignServer, jarsigner, Docker trust sign, APK signer, iOS App Signer, and SignPath are among the commonly utilized tools for generating code signatures. These tools provide features such as hardware security module (HSM) integration to protect signing keys, the ability to run signed code on specific devices or platforms, and both on-premise and service-based code signing solutions.
The importance of digital certificates in code signing cannot be overstated. Certificate authorities like Certum, GlobalSign, and DigiCert offer SSL certificates that validate identity and encryption, ensuring secure communication between users and websites. These digital certificates are an integral part of code signing processes, establishing trust and authenticity for code signatures.
Looking ahead to the future, code signing tools will continue to prioritize enhanced security measures, seamless integration into development processes, and the use of digital certificates to establish trust and authenticity. By staying abreast of these trends, developers can effectively protect their software and users from malicious attacks, ensuring the integrity of their code and fostering user trust.
Case Studies: Successful Implementation of Code Signing Tools
Several case studies demonstrate the successful implementation of code signing tools, showcasing their impact on software security and code integrity. These real-life examples highlight how organizations have utilized code signing tools to protect against security breaches and ensure the trustworthiness of their software.
Case Study 1: AMBA Corporation
AMBA Corporation, a leading software development company, implemented code signing tools as part of their secure software development practices. By utilizing Keyfactor Code Assure, they were able to ensure the authenticity and integrity of their code throughout the development and distribution processes.
With Keyfactor Code Assure’s secure key protection and integration with their CI/CD pipelines, AMBA Corporation was able to streamline their code signing workflows and accelerate software releases. The tool’s platform-agnostic solutions allowed them to sign code for various operating systems and architectures, ensuring compatibility and trustworthiness across their software suite.
This successful implementation of code signing tools not only strengthened AMBA Corporation’s software security measures but also instilled confidence in their customers, who rely on their products for critical operations.
Case Study 2: TriTexh Enterprises
TriTexh Enterprises, a software development consultancy, faced the challenge of ensuring code integrity and authenticity across their distributed development teams. They chose to implement PrimeKey SignServer to address these concerns and establish a secure code signing process.
PrimeKey SignServer allowed TriTexh Enterprises to centrally manage their code signing keys and certificates, ensuring secure key protection and minimizing the risk of unauthorized access. The tool’s integration with their CI/CD pipelines enabled seamless signing of code during the development and deployment phases, without disrupting the development workflow.
By successfully implementing PrimeKey SignServer, TriTexh Enterprises effectively protected their software integrity and mitigated the risk of supply chain attacks. This case study exemplifies how code signing tools can enable distributed development teams to collaborate securely while maintaining code integrity.
Case Study 3: PQR Finance Solutions
PQR Finance Solutions, a provider of cybersecurity software, implemented Docker trust sign to ensure the authenticity and trustworthiness of their containerized applications. By signing their Docker images with Docker trust sign, PQR Finance Solutions could validate the origin of their software and protect against tampering during the containerization process.
The integration of Docker trust sign with their CI/CD pipelines allowed PQR Finance Solutions to automate the code signing process, ensuring rapid signature generation and seamless deployment of their containerized applications. By adopting this code signing tool, they enhanced the security and integrity of their software, minimizing the risk of unauthorized modifications and ensuring customer confidence.
These case studies highlight the benefits of implementing code signing tools and the positive impact they have on software security and code integrity. By leveraging the features and capabilities of these tools, organizations can protect their software from malicious tampering, establish trust with their users, and maintain the authenticity of their code throughout the development lifecycle.
Best Code Signing Practices for Different Software Platforms
Different software platforms require specific code signing practices to ensure secure coding and enhanced software integrity. By adhering to these best practices, developers can protect their code from unauthorized modifications and ensure that users can trust the authenticity of the software they are using. Here are some key code signing practices for different software platforms:
When signing code for web applications, developers should consider using SSL/TLS certificates to secure communication between the application and the server. This helps protect against man-in-the-middle attacks and ensures the integrity of the code during transmission.
Additionally, web developers should implement secure coding practices such as input validation, output encoding, and proper handling of sensitive data to prevent common web vulnerabilities like cross-site scripting (XSS) and SQL injection.
When signing code for mobile applications, it is essential to use platform-specific code signing tools. For Android applications, developers can use tools like jarsigner, Docker trust sign, or APK signer to sign their code. On the other hand, iOS applications require the use of tools like iOS App Signer or Xcode’s integrated signing capabilities.
Mobile developers should also consider using secure coding practices specific to mobile platforms, such as enabling app sandboxing, encrypting sensitive data, and implementing secure authentication mechanisms.
Desktop applications can be signed using tools like SignTool, GaraSign, SignPath, or Unbound Tech. These tools provide code signing capabilities for Windows, macOS, and Linux platforms, ensuring the authenticity and integrity of the code.
Developers should also follow secure coding practices when developing desktop applications, such as regular code reviews, input validation, and the use of secure libraries and frameworks.
Embedded Systems and IoT
Code signing for embedded systems and IoT devices plays a crucial role in ensuring the authenticity and integrity of the firmware and software running on these devices. Developers should use platform-specific code signing tools and follow secure coding practices suitable for resource-constrained environments.
Additionally, developers should consider implementing secure boot mechanisms and over-the-air (OTA) update functionality to ensure that only authorized and validated code is running on the devices.
By following these best code signing practices tailored to different software platforms, developers can significantly enhance the security and integrity of their software, protecting against unauthorized modifications, malware attacks, and maintaining user trust in the applications they create.
In conclusion, code signing tools play a crucial role in ensuring the security and integrity of software through the use of digital signatures. These tools are essential for authenticating code, validating software integrity, and protecting against supply chain attacks.
While code signing tools are effective in verifying the authenticity and integrity of software, it is important for the code signing process to be secure. Strongly protected signing keys are essential to prevent unauthorized access and tampering of code.
In 2021, there are a variety of code signing tools available in the market, each offering different capabilities and features. Some popular code signing tools include Keyfactor Code Assure, PrimeKey SignServer, SignTool, jarsigner, Docker trust sign, and more. These tools can be used for signing code on different platforms and cater to the specific needs and requirements of developers and organizations.
To ensure the utmost security and trustworthiness in code signing, it is also recommended to obtain code signing certificates from trusted vendors such as Entrust, SSLPOINT, GlobalSign, and DigiCert. These certificates help secure websites and ensure data protection during the code signing process.
Additionally, specific code signing solutions like Certum Code Signing in the Cloud offer specialized features for specific use cases, providing developers with targeted tools for their unique requirements.
In conclusion, the choice of code signing tool and certificate authority depends on the specific needs and requirements of the organization or developer. By implementing code signing tools and following secure coding practices, software can be protected against unauthorized modifications, ensuring its authenticity, integrity, and overall software security.
Q: Why are code signing tools important for secure software?
A: Code signing tools validate the authenticity and integrity of code, protecting against malware and supply chain attacks.
Q: What are some common use cases for code signing tools?
A: Code signing tools are commonly used for authenticating code, validating software integrity, and protecting against supply chain attacks.
Q: What are some of the top code signing tools available?
A: Some top code signing tools in the market include Keyfactor Code Assure, PrimeKey SignServer, SignTool, jarsigner, Docker trust sign, APK signer, iOS App Signer, and Certum SimplySign.
Q: What features do code signing tools offer?
A: Code signing tools offer features such as secure key protection, integration with CI/CD pipelines, client-side hashing, and platform-agnostic solutions.
Q: Are there companies that offer code signing services and certificates?
A: Yes, companies like SSLPOINT, Certum, GlobalSign and DigiCert offer code signing services and certificates.
Q: What are the benefits of using code signing tools?
A: Code signing tools enhance software security, ensure code integrity, increase user trust, and protect against malware.
Q: Why are secure coding practices important in conjunction with code signing tools?
A: Secure coding practices contribute to code integrity, software security, and code authentication, enhancing the effectiveness of code signing tools.
Q: How do code signing tools ensure software authenticity?
A: Code signing tools establish software authenticity by using digital signatures and ensuring code integrity.
Q: What are some best practices for code signing?
A: Best practices for code signing include writing secure code, following secure software development processes, and utilizing digital signatures.
Q: What are future trends in code signing tools?
A: Future trends in code signing tools include the adoption of emerging technologies to enhance software security.
Q: Are there any case studies on successful implementations of code signing tools?
A: Yes, case studies showcasing successful implementations of code signing tools highlight their contribution to software security and code integrity.
Q: What are some best code signing practices for different software platforms?
A: Best code signing practices vary across software platforms, but they all emphasize secure coding and development processes.