Software Code Audit Checklist: What You Need in a Code Review

Check the best software code audit and review checklist steps & methodology to assess its quality, identify potential problems & improve it

Updated on February 14, 2023
Software Code Audit Checklist: What You Need in a Code Review

A software code audit is an examination of the source code of a software application to assess its quality, identify potential problems, and recommend ways to improve it. It is an important step in the software development process, ensuring that the software meets the requirements, is secure, and is maintainable. A code audit can be performed by an internal team or by an external code auditor. Check the best software code audit and review checklist steps & methodology.

When Should You Use a Software Code Audit?

Software code audits are essential to the software development process, and it’s important to know when to perform them. 

Here are some critical times when a software code audit should be performed:

  • Before release: Before releasing a new software application, it’s crucial to conduct a code audit to ensure that it meets the necessary standards and to identify any potential bugs or security issues. This helps prevent problems from being discovered after the software has been released, which can be costly and time-consuming.
  • After significant changes: After substantial changes have to a software application. It’s a good idea to conduct a code audit to ensure that the changes haven’t introduced any new problems. This is particularly important after significant updates, such as adding new features or changing existing functionality.
  • After a security breach: In the event of a security breach. A code audit should be performed as soon as possible to identify the cause of the breach and prevent it from happening again. This will help restore users’ confidence and protect sensitive data.
  • Regularly: Regular code audits should be performed as part of a software development process to ensure that the code remains secure and maintainable. This can be done periodically, for instance, every quarter or after each release.

Software Code Audit Checklist Critical Times

When performing code audits at these critical times. You can ensure that the software meets the necessary standards, is secure, and is maintainable. Regular code audits can also help identify problems early. Making them easier to fix and reducing the risk of costly and time-consuming issues.

A software code audit is essential to the software development process, and it’s important to know when to perform them. Regular code audits ensure that the code is secure, maintainable, and meets the necessary standards. Helping prevent problems and provide the software project’s success.

Check how Sloboda Studio performs a source code audit that brings businesses to new heights. They surely know what they do. More than that, they not just simply conduct an audit. They also provide clients with further recommendations and can fix some issues on-site. This is a great practice for any of the teams that perform audits. 

When Should You Use a Software Code Audit?

What to Add to Your Code Review Checklist

When conducting a software code audit, it’s essential to have a comprehensive checklist to ensure that all the relevant areas are covered. Here are some of the critical items that should be present in your code review checklist.

Obvious Bugs

The first thing to look for during a code audit is any apparent bugs in the code. These errors prevent the software from working as expected and can cause crashes, unexpected behavior, or incorrect results. A code auditor should thoroughly test the software and report any bugs they find, along with recommendations for fixing them.

Possible Security Issues

A critical aspect of a software code audit is identifying potential security issues. This includes looking for vulnerabilities such as SQL injection, cross-site scripting (XSS), cross-site request forgery (CSRF), and buffer overflows.

A code auditor should have a deep understanding of software security and be able to identify and report any potential security risks they find.

“Clever” Code Review Checklist Steps & Methodology

Code written to be “clever” can often lead to problems down the line. Clever code refers to code optimized for performance or that uses clever algorithms but is challenging to understand and maintain. 

A code auditor should review this code and make recommendations for simplifying it. Improving its readability, or refactoring it to make it easier to maintain.

Code Duplication

Code duplication is another common issue that can be present during a code audit. Duplicate code is code that has to copy and paste multiple times rather than being under a save through functions or classes. 

The same code can lead to maintenance issues and make it difficult to change the code. A code auditor should identify any instances of duplicate code and recommend ways to refactor them.

Clear Naming Code Review Checklist Steps & Methodology

Clear naming conventions are important for code maintainability and readability. A code auditor should review the naming conventions used in the code and make recommendations for improving them, if necessary.

This may include suggestions for making variable and function names more descriptive and easier to understand.

Performance Improvements

Performance is a critical aspect of software development. A code auditor should be able to identify areas where performance can be over improvements.

This may include suggestions for optimizing algorithms, reducing memory usage, or improving the efficiency of database queries.

Tests: Code Review Methodology

A code auditor should review the test coverage of the code, ensuring that all the relevant areas are under tests and that the tests are comprehensive. They should also look for sites where additional tests may be necessary and make recommendations for improving the coverage.

Code Documentation

Code documentation is critical for code maintainability and should be present in a code audit. A code auditor should review the existing documentation and make recommendations for improvement, if necessary.

This may consist of suggestions for adding comments to the code, creating documentation for functions and classes, or updating existing documentation to reflect changes in the code.

Final Thoughts

A software code audit is an essential step in the software development process, helping to ensure that the code is high quality, secure, and maintainable. 

A comprehensive code review checklist is vital to ensure that all the relevant areas are up and to help identify any potential issues. 

A code auditor should have a deep understanding of software development and be able to provide valuable feedback to the development team, allowing them to improve their code and processes.

In conclusion, whether you’re an internal team or an external code auditor, conducting a software code audit is a crucial step in ensuring the success of a software project.

By including all the necessary items in your code review checklist, you can be confident that the code will meet the necessary standards, be secure, and be maintainable for years to come.