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.
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,
Discover how 2-step authentication secures business data from breaches. Compare MFA methods to strengthen your
Learn how supply chain attacks exploit third-party vulnerabilities and discover essential security measures to safeguard
Discover what hackers can learn about your business online and how external attack surface discovery
Discover the types of penetration testing, including network, web, mobile, cloud, API, and social engineering
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.
Understand the most common high-impact penetration testing findings that OnSecurity’s testers discover and the steps to take to remediate them.
Learn how to save time and money on penetration testing with expert tips to balance cost, quality, and security.
Enhance your security posture with essential practices for effective pentest orchestration. Discover strategies that streamline processes and support your organisation.
Ransomware can cripple businesses by locking critical data and demanding payment. Learn what ransomware is, how it works, and how penetration testing can help prevent attacks.
What are the differences between ISO 27001 and SOC 2, Type 2? How can I choose the right cybersecurity framework for my organisation?
Learn the key differences between penetration testing vs. vulnerability scanning. Understand when to use each method for optimal cybersecurity protection.
Discover the differences between ethical hacking and penetration testing, how they protect your business from cyber threats, and when to choose each for security assessments.
Explore API pen testing, its benefits, common vulnerabilities, and best practices to strengthen your business’s security posture.
Explore OnSecurity’s services and products for enhancing your organisation’s security posture. Understand the importance of SOC 2 compliance requirements.
Unravel the essentials of ISO 27001 certification in this blog. Explore critical insights and guidelines for a robust security management system.
Radar by OnSecurity: an advanced tool for threat intelligence. Learn its role in enhancing security, achieving ISO certifications, and prioritising threats
Discover how we exploited a SSRF vulnerability in a web application to acquire API credentials and access AWS S3 buckets, showcasing cybersecurity risks.
Join our unique and growing pen-testing company and showcase your talent. We’re seeking skilled pen-testers who stand out from the crowd, apply here now!
What is a penetration test and why should I get one? A penetration test (aka pen-test), is an authorised simulated
Discover effective strategies to streamline and simplify penetration testing. Learn how to alleviate the complexities for a more efficient testing process.
CVE-2021-44228: A new high profile zero-day vulnerability affecting large number of Java applications through a vulnerable version of the widely-used library Apache log4j.
Here you can discover the history and impact of MyDoom, the fastest spreading and most damaging computer virus to date, on OnSecurity’s informative blog post
Explore the rise of social engineering threats. Understand how individuals are manipulated to divulge sensitive information, passwords, and financial details.
Protecting the data, valuables and account information related to your business has become even more vital as our workplaces have
Apple claims that its Mac computers are well protected by in-built antivirus features, and there is no need to worry about extra security – how true is this?
This post explores each of the initial compromise methods for the TryHackMe x HackerOne CTF. Diving into the web security flaws and PHP tricks abused to gain access to the host webserver.
Delve into OnSecurity’s research on Go’s server-side template injection vulnerabilities, revealing potential for file reads and RCE exploits. Read more now.
Learn 3 essential steps to enhance your cybersecurity posture, and effectively mitigate emerging zero-day vulnerabilities for comprehensive threat protection.
Explore the challenge of vulnerabilities exploited before fixes. Learn how to address security gaps and protect against threats in this insightful discussion.
Safeguard your inbox against cyber threats. Explore our expert insights on spotting and avoiding phishing attempts to enhance your online security strategy.
7 effective strategies to improve your company’s security. Discover actionable steps to fortify your defences against cyber threats and safeguard your business.
Craig has delved into his research on CVE-2019-11510, uncovering over 736 vulnerable hosts and sharing insights on this critical cybersecurity threat.
Do you suspect a phishing attempt? Explore this guide for actionable steps on what to do next. Get assistance in handling potential phishing incidents.
CVE hunting within open-source applications – invaluable insights for identifying vulnerabilities, ensuring robust security in open-source software.
Dive deeper into Spear Phishing, a sophisticated cyber attack targeting specific individuals to gain unauthorized access to confidential data and files.
Ready to experience the future of pentesting?
Discover how combining expert insight with automation leads to faster, more precise, and high-impact penetration testing.