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 process and insights behind making Rapid7’s Project Sonar accessible and searchable. Explore the
Gain insight and learn responsible cURL usage and secure scripting practices in this essential OnSecurity
Explore the buffer overflow vulnerability in Easy Chat Server 3.1. Gain insights into this security
Defend against BlueKeep’s looming threats. Insights on securing systems from potential widespread attacks and common
Explore Kerberos abuse techniques on Linux with our comprehensive guide. Delve into the available tools
Learn the definition of spear phishing and the potential threats it poses to businesses in
What is social engineering? This blog will define what is meant by ‘social engineering’ in
This post revolves around general analysis, exploitation and discovery of SQL Injection vulnerabilities in app
Maximise your pentest impact with OnSecurity’s guide on leveraging reports to enhance your security posture
Join Gus on a deep dive into crafting Jinja2 SSTI payloads from scratch. Explore bypass
Understand the Power of Secure Code: Enhance Business Security with Proactive Code Audits. Discover vulnerabilities,
Roles in software engineering are becoming more popular with advances in technology and require a
Learn about spoofing in cyber security, how it works, common types, and how businesses can
Learn how OnSecurity evolved from the vision of a few founders to an industry-leading pentest
Learn how iOS penetration testing uncovers vulnerabilities in your mobile apps, ensuring robust security and
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.
Many retailers face rising cyber threats. Discover key challenges and practical solutions to protect systems, data, and customer trust.
Protect your small business with our 7 essential cybersecurity tips. Learn about employee training, system updates, penetration testing, and MFA to safeguard against cyber threats and financial losses.
Discover how AI is transforming enterprise cybersecurity with smarter threat detection, proactive defence, and pentest automation.
Understanding the importance of cybersecurity for SaaS companies. Explore the awareness of threats and proactive measures to safeguard data and systems.
Duncan Butchart, VP of Sales at OnSecurity, shares insights into his 25-year career journey, the evolution of the cybersecurity industry, and how OnSecurity stands out with its expert team and customer-centric approach.
Learn what quishing is, how it works, and why it’s a major threat to businesses. Protect your data with OnSecurity’s penetration testing services.
Learn about brute force attacks in cyber security, how they work, types, signs to watch for, and ways to protect systems from unauthorised access and potential data breaches.
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.
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.
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.
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?
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.
Effortlessly obtain a penetration testing quote online without sales calls. Experience a streamlined, hassle-free process for your cybersecurity needs.
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
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.
Discover the key differences between vulnerability assessment and penetration testing, and learn which approach is right for your security needs.
Discover what ISO 27001 entails and how it can enhance your information security. Read our comprehensive guide to strengthen your security framework.
Discover the top emerging AI security risks in 2026, including AI-driven phishing, autonomous agents, model attacks, shadow AI, and governance gaps.
Build a proactive cybersecurity culture. Learn how CISOs can drive lasting behavioural change, boost awareness, and reduce cyber risks
Turn penetration test results into action. Follow this step-by-step remediation checklist to fix vulnerabilities and boost security.
Learn 9 key cybersecurity metrics boards care about to prove ROI, reduce risk, and align security with business goals.
Explore the top penetration testing challenges CISOs face in 2025 and how AI-powered continuous pentesting is reshaping security assurance.
Learn about LLM prompt injection attacks and exclusive tips and tricks on prompt injection defence in our latest expert blog.
LLM jailbreak guide: examples, attack types, and a practical testing checklist to identify vulnerabilities and boost model safety
Discover what AI red teaming is, why it’s essential for AI security, and how to start testing your systems for vulnerabilities before attackers do.
Discover how AI is transforming cybersecurity. Explore how hackers exploit AI, how defenders fight back, and who holds the upper hand in today’s AI cybersecurity battle
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
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Discover how combining expert insight with automation leads to faster, more precise, and high-impact penetration testing.
