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.
Cybercriminals are no longer targeting just the big players. In fact, small businesses are firmly in their sights too. With
External penetration testing methodology: what is it and how does it work? External penetration testing is a crucial cybersecurity measure
2024 has been a transformative year for the OnSecurity team, marked by progress and significant milestones. To celebrate the company’s
Ethical hacking and penetration testing are essential cybersecurity practices that uncover security vulnerabilities by simulating attacks on an organisation’s network.
Sometimes referred to as ‘internal infrastructure tests’, or ‘internal network tests’, internal penetration tests are the backbone of any thorough
The term “penetration testing” or “pentesting” might be familiar, but the different types available—and how each can enhance your business’s
Enforceable by January 2025, the EU’s Digital Operational Resilience Act (DORA) introduces a landmark EU regulation framework, designed to help
Firewall penetration testing is a method of locating, scoping, and penetrating a specific firewall to test an organisation’s network infrastructure.
External and internal penetration testing both exist as part of a broader cybersecurity strategy, supporting organisations in pinpointing vulnerabilities through
Penetration testing is a crucial investment in your organisation’s cybersecurity, but understanding the associated costs can be challenging. While there’s
ISO 27001 and SOC 2, Type 2 are two of the most prominent regulatory frameworks in the cybersecurity industry. While
In the blink of an eye, artificial intelligence and emerging technology are shattering the old rules of cybersecurity, rendering traditional
Maximise your pentest impact with OnSecurity’s guide on leveraging reports to enhance your security posture and confidently and quickly share
Many retailers face rising cyber threats. Discover key challenges and practical solutions to protect systems, data, and customer trust.
Discover what the Digital Operational Resilience Act (DORA) means for cybersecurity in the financial sector. Learn the compliance requirements, and
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.
Penetration testing is a crucial investment in your organisation’s cybersecurity, but understanding the associated costs can be challenging. While there’s
Maximise your pentest impact with OnSecurity’s guide on leveraging reports to enhance your security posture and confidently and quickly share results
What is Penetration Testing? Penetration Testing, otherwise known as “pentesting” or ethical hacking, is the beating heart of all good
Explore OnSecurity’s services and products for enhancing your organization’s security posture. Understand the importance of SOC 2 compliance requirements.
Discover now how our tester skillfully exploited multiple SQL injection vulnerabilities to extract valuable data from an application’s backend databases.
Cloud-native security systems are transforming the way businesses protect their digital assets. Built for the cloud, these systems offer dynamic and scalable solutions to defend against evolving threats. In this blog, we’ll explore what cloud-native security systems are and why they’re essential for modern businesses.
Highlighting a critical cybersecurity issue: Unauthorised access is inevitable wherever default credentials are used, underscoring the need for caution.
Discover the purpose of PCI DSS: securing card payments. OnSecurity offers PCI segmentation pentesting for businesses, ensuring a secure payment environment.
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.
Welcome to our Pentest Files blog series. Each blog post will present an interesting or dangerous finding one of our
Discover essential LLM red teaming techniques to secure AI systems. Learn step-by-step frameworks, attack vectors & best practices.
Improve DevOps infrastructure security with post-pentest insights. Learn how to turn findings into action and protect your CI/CD pipeline effectively.
Explore the current cybersecurity AI arms race between hackers and defenders: how it’s being used, who has the edge, and what it means for the future.
Telecommunications providers are prime targets for nation-state actors and advanced persistent threats (APTs) due to their central role in national
Discover how generative AI is transforming cybersecurity for attackers and defenders. Learn the real risks, practical defensive applications, and future trends in AI-powered security.
Explore the rise of AI-generated code in vibe coding, its cybersecurity risks, and how to secure fast, intuitive development without sacrificing safety.
Explore the rise of AI-generated code in vibe coding, its cybersecurity risks, and how to secure fast, intuitive development without sacrificing safety.
Smishing, a form of cyber-attack that uses SMS messages to deceive victims, is on the rise. By exploiting human trust,
Many retailers face rising cyber threats. Discover key challenges and practical solutions to protect systems, data, and customer trust.
Maximise your pentest impact with OnSecurity’s guide on leveraging reports to enhance your security posture and confidently and quickly share results
Exploring Cloud Security: Risks, Regulations & Remedies. Learn from incidents & strategies for robust cloud protection in an evolving digital landscape.
Discover how to mitigate financial risks from subdomain takeovers. Learn strategies to safeguard against reputational damage and data breaches.
Explore SSDLC stages: From planning to deployment. Learn how to secure web apps effectively with OnSecurity’s solutions.
How would we define Cybercrime? What do you imagine when you think of a cybercriminal? Do you envision an erratic,
Explore the intricacies of this vital framework designed to fortify businesses against diverse cyber threats. Core principles and actionable guidance.
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Discover how combining expert insight with automation leads to faster, more precise, and high-impact penetration testing.