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.
Join Gus, explore advanced techniques for detecting and exploiting SQL Injection vulnerabilities in PostgreSQL-based web applications, ensuring robust security.
Effortlessly obtain a penetration testing quote online without sales calls. Experience a streamlined, hassle-free process for your cybersecurity needs.
Discover the process and insights behind making Rapid7’s Project Sonar accessible and searchable. Explore the journey now within cybersecurity now.
Gain insight and learn responsible cURL usage and secure scripting practices in this essential OnSecurity blog on web requests and
Explore the buffer overflow vulnerability in Easy Chat Server 3.1. Gain insights into this security issue and how to successfully
Defend against BlueKeep’s looming threats. Insights on securing systems from potential widespread attacks and common BlueKeep exploits. This blog will
Explore Kerberos abuse techniques on Linux with our comprehensive guide. Delve into the available tools and methods for effective Kerberos
Learn the definition of spear phishing and the potential threats it poses to businesses in this article, supported by real-life
What is social engineering? This blog will define what is meant by ‘social engineering’ in cybersecurity, providing a breakdown of
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
Join Gus on a deep dive into crafting Jinja2 SSTI payloads from scratch. Explore bypass methods and various exploitation techniques
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
Learn about spoofing in cyber security, how it works, common types, and how businesses can detect and protect against this
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.
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.
Sometimes referred to as ‘internal infrastructure tests’, or ‘internal network tests’, internal penetration tests are the backbone of any thorough
Ethical hacking and penetration testing are essential cybersecurity practices that uncover security vulnerabilities by simulating attacks on an organisation’s network.
External penetration testing methodology: what is it and how does it work? External penetration testing is a crucial cybersecurity measure
Cybercriminals are no longer targeting just the big players. In fact, small businesses are firmly in their sights too. With
Cyber threats are evolving, and every business – large or small – faces potential risks. A single vulnerability in your network infrastructure can lead to data breaches, financial losses and reputational damage. Network penetration testing is a proactive approach to uncover and address these vulnerabilities.
Mobile devices are firmly embedded as a huge part of daily life, and therefore making sure Android apps and devices
Penetration testing is a crucial investment in your organisation’s cybersecurity, but understanding the associated costs can be challenging. While there’s
External and internal penetration testing both exist as part of a broader cybersecurity strategy, supporting organisations in pinpointing vulnerabilities through
Firewall penetration testing is a method of locating, scoping, and penetrating a specific firewall to test an organisation’s network infrastructure.
The risks of typosquatting and its implications for online security. Explore cybercriminal tactics, real-world cases, and protective measures for your brand.
Radar by OnSecurity: an advanced tool for threat intelligence. Learn its role in enhancing security, achieving ISO certifications, and prioritizing threats.
The best practices with OnSecurity’s cyber security checklist 2023. Identify crucial steps to protect data and systems from unauthorised access and threats.
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.
Learn how external vulnerability scanning can support your organisation in achieving operational resilience in this blog.
Delve into an effective external vulnerability scanning strategy and adopt best practices. This guide offers a very comprehensive understanding of the role they play.
New report reveals increasing cyber threats to drilling rigs, potentially leading to severe safety incidents. Understand the emerging vulnerabilities.
Here we delve into the evolution of ransomware with OnSecurity’s article on Triple Extortion ransomware tactics that threaten not just data, but a companies reputation
New research shows the prevalence of email phishing as the top cyber threat, tricking firms into revealing information through reputable sender disguises.
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.
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?
Delve into OnSecurity’s research on Go’s server-side template injection vulnerabilities, revealing potential for file reads and RCE exploits. Read more now.
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.
Learn 3 essential steps to enhance your cybersecurity posture, and effectively mitigate emerging zero-day vulnerabilities for comprehensive threat protection.
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