OnSecurity's Latest Articles, News and Industry Tips
Security should be important to everyone. Our blog features articles regarding your business’ security and different aspects to consider.
Discover the key differences between web application pentesting vs network pentesting, when you need each
A practical guide to implementing Secure by Design in UK government product delivery. Covers
OnSecurity’s Pentest Files uncovers the latest vulnerabilities and real-life remediation steps to prevent businesses from
OnSecurity’s Pentest Files uncovers the latest vulnerabilities and real-life remediation steps to prevent businesses from
Learn what adversarial testing is, how red teaming secures AI systems, key attack scenarios,
Learn GDPR essentials: data protection principles, subject rights, breach management, and compliance tools to safeguard
Learn how to secure SaaS applications with expert strategies for data protection, access control, compliance,
Complete guide to cybersecurity risk assessments: identify vulnerabilities, analyse threats, implement controls, and maintain compliance
Learn what ISO 42001 is, why it matters, and how businesses can implement AI governance,
Learn how often to conduct cloud penetration testing based on your compliance needs, risk profile
Build a secure software development cycle: integrate pentesting & shift security left. Guide for security
Protect patient data in healthcare with essential security measures, pentesting insights, and UK data protection
Technical debt increases breach risk, slows response, and drives up costs. Learn why security debt
Discover proactive security testing: prevent breaches before they happen, enhance compliance, and secure AI/LLM systems
Move beyond one-off pentests. Learn how to build a continuous assurance programme with regular testing,
Defend against BlueKeep’s looming threats. Insights on securing systems from potential widespread attacks and common BlueKeep exploits. This blog will help you stay informed of threats.
Preventing complacency in testers is crucial to ensuring you have a successful test. Learn about why an alert and proactive testing approach is essential.
Join Gus on a deep dive into crafting Jinja2 SSTI payloads from scratch. Explore bypass methods and various exploitation techniques in this insightful post.
Understand the Power of Secure Code: Enhance Business Security with Proactive Code Audits. Discover vulnerabilities, ensure compliance, and build trust.
Roles in software engineering are becoming more popular with advances in technology and require a key set of skills. Here we run through how to become a software engineer
Learn about spoofing in cyber security, how it works, common types, and how businesses can detect and protect against this growing cyber threat.
Learn how OnSecurity evolved from the vision of a few founders to an industry-leading pentest provider, as shared by one of its founding members.
Learn how iOS penetration testing uncovers vulnerabilities in your mobile apps, ensuring robust security and protecting user data on Apple devices.
What are the differences between ISO 27001 and SOC 2, Type 2? How can I choose the right cybersecurity framework for my organisation?
Ensure your Open Banking APIs meet regulatory standards with robust security testing. Learn key methods, risks, and compliance best practices.
Discover the risks of using unsecured WiFi and learn effective strategies to protect your data. Read more to safeguard your online security today.
Discover the top 10 fintech app security vulnerabilities found in 2025, plus practical fixes to help your team improve security and reduce cyber risk.
Learn the essentials of hashing in cyber security, its importance, and practical applications. Discover how it protects data integrity—read more now!
Ensure secure fintech mergers with penetration testing best practices. Learn how to reduce risk, protect data, and support due diligence during M&A deals.
Discover the true cost of a retail data breach and why regular penetration testing is a smart, ROI-positive investment, not just a compliance requirement.
A simple bug in the ‘forgotten password’ and password reset mechanism led to a malicious takeover of an entire target application. Find out how this was fixed and secured.
Explore Docker’s security aspects: Understand how taking precautions is crucial to avoid vulnerabilities in this widely-used containerization platform.
Explore our technique of using Server Side Request Forgery (SSRF) to successfully retrieve EC2 credentials, demonstrating advanced cybersecurity tactics.
Unveiling the risks of exposing cloud acces keys – particularly in reference to AWS (amazon web services) keys. This article shares a real example from a recent pen test conducted by our expert testers.
Here Tristan demonstrates how to reset any user’s password by altering the password reset functionality, revealing a crucial cybersecurity vulnerability responsible for password reset bugs and consequential exploits.
Discover how one of our pentesters found that client-side security controls hadn’t been enabled in our customer’s target application, allowing them to access features reserved for paying customers, as well as how we fixed it.
Penetration testing is a mostly manual process carried out by experienced consultants, using some of the same methods and tools a real hacker would. You decide on the scope of your test with your consultant, set your target, and your tester will get to work attempting to breach it. This blog will explore the importance of pentesting for businesses and how to begin.
Welcome to our Pentest Files blog series. Each blog post will present an interesting or dangerous finding one of our
Because so much of life is carried out online these days, it’s essential that you take all the necessary steps
Vulnerability scans look for known vulnerabilities in your systems, while penetration tests systemically exploit weaknesses in the architecture. Which is best for your organisation?
Effortlessly obtain a penetration testing quote online without sales calls. Experience a streamlined, hassle-free process for your cybersecurity needs.
Join Gus, explore advanced techniques for detecting and exploiting SQL Injection vulnerabilities in PostgreSQL-based web applications, ensuring robust security.
Explore the future of pentest reports as we unveil the next-generation approach. Discover what’s on the horizon for cybersecurity assessments and reporting.
This post revolves around general analysis, exploitation and discovery of SQL Injection vulnerabilities in app using the Postgres DMBS. We
Maximise your pentest impact with OnSecurity’s guide on leveraging reports to enhance your security posture and confidently and quickly share results
Ready to experience the future of pentesting?
Discover how combining expert insight with automation leads to faster, more precise, and high-impact penetration testing.