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.
Delve into the fascinating narrative of how a love letter altered the landscape of computer
Delve into OnSecurity’s research on Go’s server-side template injection vulnerabilities, revealing potential for file reads
Unravel the simplicity of gRPC with Project Crobat. Learn to streamline development with gRPC and
A compilation of tricks and checks for when a file upload is encountered in an
Apple claims that its Mac computers are well protected by in-built antivirus features, and there
A computer hacker in the US was able to gain access to the water system
The myths surrounding cloud security hesitancy. Gain clarity on common misconceptions and make informed decisions
Learn 3 essential steps to enhance your cybersecurity posture, and effectively mitigate emerging zero-day vulnerabilities
Because so much of life is carried out online these days, it’s essential that you
Protecting the data, valuables and account information related to your business has become even more
Uncover the latest threat looming over government servers. The newfound vulnerability impacts Microsoft systems, leaving
Do you suspect a phishing attempt? Explore this guide for actionable steps on what to
Vulnerability scans look for known vulnerabilities in your systems, while penetration tests systemically exploit weaknesses
We love using Clubhouse to helps us develop our security projects
Learn proactive cyber threat prevention through threat modeling. Discover how to anticipate and mitigate security
Defend against BlueKeep’s looming threats. Insights on securing systems from potential widespread attacks and common BlueKeep exploits. This blog will help you stay informed of threats.
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.
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.
Craig has delved into his research on CVE-2019-11510, uncovering over 736 vulnerable hosts and sharing insights on this critical cybersecurity threat.
Do you suspect a phishing attempt? Explore this guide for actionable steps on what to do next. Get assistance in handling potential phishing incidents.
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
Uncover the mechanics of ransomware and prevention strategies to safeguard your network against cybercriminal tactics with OnSecurity’s expert insights
Explore Kerberos abuse techniques on Linux with our comprehensive guide. Delve into the available tools and methods for effective Kerberos exploitation.
Join Gus on a deep dive into crafting Jinja2 SSTI payloads from scratch. Explore bypass methods and various exploitation techniques in this insightful post.
Explore the buffer overflow vulnerability in Easy Chat Server 3.1. Gain insights into this security issue and how to successfully these mitigate risks.
A Penetration Testing Pro shows how social engineering works in the real world. Hackers techniques, real-life examples and practical tips on staying safe.
Gain insight and learn responsible cURL usage and secure scripting practices in this essential OnSecurity blog on web requests and data transfers. Read now.
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.
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.
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
Ready to experience the future of pentesting?
Discover how combining expert insight with automation leads to faster, more precise, and high-impact penetration testing.