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.
A simple bug in the ‘forgotten password’ and password reset mechanism led to a malicious
Penetration testing is a mostly manual process carried out by experienced consultants, using some of
Discover how one of our pentesters found that client-side security controls hadn’t been enabled in
Here we delve into the evolution of ransomware with OnSecurity’s article on Triple Extortion ransomware
Delve into an effective external vulnerability scanning strategy and adopt best practices. This guide offers
Discover why over half of UK businesses are hiring CISOs to combat cyber threats, with
New report reveals increasing cyber threats to drilling rigs, potentially leading to severe safety incidents.
Explore how remote working can define an organisation’s agility and crisis response, all while also
Discover crucial insights on the actively exploited Microsoft zero-day vulnerability. Protect your systems with expert
Stay informed with the latest strategies tackling cybercrime as governments announce robust plans. Dive into
Microsoft email servers are being targeted by hackers after a series of vulnerabilities were detailed
Holyrood reports on the UK Government’s £700,000 fund initiative to expand the cyber security sector,
Learn how external vulnerability scanning can support your organisation in achieving operational resilience in this
CVE-2021-44228: A new high profile zero-day vulnerability affecting large number of Java applications through
Sony is a gigantic multipartite corporation that has been prone to multiple different types of
Discover what an ISMS is and how it enhances your organisation’s information security. Read our clear guide to implement effective management systems.
Tom Keyte reflects on five years at OnSecurity- from infrastructure wins to security lessons, and how his role evolved beyond just writing code.
The EU AI Act sets strict rules for AI providers and users. Learn who it applies to, key risk categories, compliance steps, and what businesses must do to prepare.
OnSecurity secures award highlighting the breakthrough year of growth, innovation and AI-augmented cybersecurity
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.
CEO explains his opinion on how AI is transforming cybersecurity. He explores how hackers exploit AI, how defenders fight back, and who holds the upper hand in today’s AI cybersecurity battle
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.
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!
You can now explore the purpose and process of penetration tests (pen-tests), authorised simulated cyber-attacks that assess the security of computer systems.
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.
Learn proactive cyber threat prevention through threat modeling. Discover how to anticipate and mitigate security incidents before they occur with this guide.
Phishing, a cyber-crime that targets victims through email, has become the most common form of online attack. Hackers will attempt
Safeguard your inbox against cyber threats. Explore our expert insights on spotting and avoiding phishing attempts to enhance your online security strategy.
Uncover the mechanics of ransomware and prevention strategies to safeguard your network against cybercriminal tactics with OnSecurity’s expert insights
Explore the financial implications of data breaches, a frequent occurrence in today’s digital world. Learn about the actual costs behind a data breach.
Recently I was tasked to conduct an external infrastructure penetration test against a select few IP addresses of a certain
Discover how you use Burpsuite Collaborator persistently for enhanced cybersecurity testing. Now it’s possible to leverage this tool more effectively.
Explore Kerberos abuse techniques on Linux with our comprehensive guide. Delve into the available tools and methods for effective Kerberos exploitation.
Explore the buffer overflow vulnerability in Easy Chat Server 3.1. Gain insights into this security issue and how to successfully these mitigate risks.
Join Gus on a deep dive into crafting Jinja2 SSTI payloads from scratch. Explore bypass methods and various exploitation techniques in this insightful post.
Gain insight and learn responsible cURL usage and secure scripting practices in this essential OnSecurity blog on web requests and data transfers. Read now.
A Penetration Testing Pro shows how social engineering works in the real world. Hackers techniques, real-life examples and practical tips on staying safe.
What is social engineering? This blog will define what is meant by ‘social engineering’ in cybersecurity, providing a breakdown of the behavioural techniques that cybercriminals use to manipulate their victims into giving up confidential information or allowing hackers access to secure areas.
Discover the challenges of managing extensive database audits and our innovative solution using Elasticsearch, a custom Node tool, and PostgreSQL triggers.
Learn the definition of spear phishing and the potential threats it poses to businesses in this article, supported by real-life anecdotes of successful spear phishing attacks on organisations.
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