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 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
Build a strong human firewall with effective security awareness training. Learn how to prevent social
Explore the pros and cons of public and private cloud computing to determine the best
Discover what an internal infrastructure test reveals about your systems. Gain insights to enhance security
If you’re running self-hosted GitHub Actions runners on AWS EC2, there’s a critical timing vulnerability
Discover what an ISMS is and how it enhances your organisation’s information security. Read our
Tom Keyte reflects on five years at OnSecurity- from infrastructure wins to security lessons, and
Discover the key differences between vulnerability assessment and penetration testing, and learn which approach is
Discover essential tools to efficiently assess your website’s vulnerabilities and enhance your website security, with
Discover what ISO 27001 entails and how it can enhance your information security. Read our
Delve into an overview of 2021’s significant data breaches. Explore the most notable incidents and learn from them for better data security practices.
Discover OnSecurity’s innovative approach to penetration testing. Our client-collaborative efforts have streamlined booking to just 5 minutes for efficiency.
Experience real-time communication with your penetration test testers during the testing process for enhanced collaboration and continuous timely updates.
Look into IT Security through the eyes of a pen-tester. We’ll uncover the inner workings and provide in-depth insights for a comprehensive understanding.
Unveiling the origins of the first PC virus prank. Dive into the history of pioneering cyber mischief and understand the Elk Cloner Virus in OnSecurity’s blog.
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 how often different industries may need to complete penetration testing to keep their businesses secure. Uncover which factors affect pentesting frequency.
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 the top 5 CREST-accredited penetration testing service providers in the UK, and find out what sets them apart. Uncover the best penetration testing services for your business.
Penetration tester Leonard Matara shares key insights on pentest pitfalls, security strategy, and the need for continuous testing.
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.
Discover how AI-powered penetration testing enhances traditional methods, boosts efficiency, and strengthens your security posture, combining human expertise with automation for smarter protection.
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.
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
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 the process and insights behind making Rapid7’s Project Sonar accessible and searchable. Explore the journey now within cybersecurity now.
Get insights into email phishing from an Ethical Hacking Veteran. Learn common tactics with real-world examples and practical tips for businesses & Individuals
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.
Discover the challenges of managing extensive database audits and our innovative solution using Elasticsearch, a custom Node tool, and PostgreSQL triggers.
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.
Ready to experience the future of pentesting?
Discover how combining expert insight with automation leads to faster, more precise, and high-impact penetration testing.