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.
Sometimes referred to as ‘internal infrastructure tests’, or ‘internal network tests’, internal penetration tests are
The term “penetration testing” or “pentesting” might be familiar, but the different types available—and how
Enforceable by January 2025, the EU’s Digital Operational Resilience Act (DORA) introduces a landmark EU
Firewall penetration testing is a method of locating, scoping, and penetrating a specific firewall to
External and internal penetration testing both exist as part of a broader cybersecurity strategy, supporting
Penetration testing is a crucial investment in your organisation’s cybersecurity, but understanding the associated costs
ISO 27001 and SOC 2, Type 2 are two of the most prominent regulatory frameworks
In the blink of an eye, artificial intelligence and emerging technology are shattering the old
Maximise your pentest impact with OnSecurity’s guide on leveraging reports to enhance your security posture
Many retailers face rising cyber threats. Discover key challenges and practical solutions to protect systems,
Discover what the Digital Operational Resilience Act (DORA) means for cybersecurity in the financial sector.
Discover how to mitigate financial risks from subdomain takeovers. Learn strategies to safeguard against reputational
Exploring Cloud Security: Risks, Regulations & Remedies. Learn from incidents & strategies for robust cloud
Explore SSDLC stages: From planning to deployment. Learn how to secure web apps effectively with
What is Penetration Testing? Penetration Testing, otherwise known as “pentesting” or ethical hacking, is the
A practical guide to implementing Secure by Design in UK government product delivery. Covers risk-driven design, lifecycle security activities, compliance with the PSTI Act, and how regular penetration testing keeps your security posture continuously validated.
Learn GDPR essentials: data protection principles, subject rights, breach management, and compliance tools to safeguard personal data effectively.
Learn how to secure SaaS applications with expert strategies for data protection, access control, compliance, and threat detection.
Learn what ISO 42001 is, why it matters, and how businesses can implement AI governance, manage risk, and align with EU AI Act compliance requirements.
Protect patient data in healthcare with essential security measures, pentesting insights, and UK data protection guidance.
Technical debt increases breach risk, slows response, and drives up costs. Learn why security debt matters and how to manage it.
Discover how 2-step authentication secures business data from breaches. Compare MFA methods to strengthen your security.
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.
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 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.
Get insights into email phishing from an Ethical Hacking Veteran. Learn common tactics with real-world examples and practical tips for businesses & Individuals
Find out why you need to protect your business against zero-click malware. Discover the best ways to defend your business against attacks.
Learn what MFA fatigue is, why it poses a security risk, and discover practical steps businesses can take to prevent and mitigate it effectively.
Learn how to build effective cybersecurity policies for your small business. Practical steps to protect data, ensure compliance & reduce risks.
Discover how enterprise businesses can tackle remote working cybersecurity risks with pentesting, clear policies, and training.
Discover 5 effective ways to protect your business from deepfake scams, including employee training, testing processes, and AI-generated content detection.
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.
Explore the intricacies of this vital framework designed to fortify businesses against diverse cyber threats. Core principles and actionable guidance.
Phishing emails are very common. They are spam emails that land in your inbox or junk folder that imitate a real-life, well-known company (or even someone you may know) and ask you to provide them with sensitive information. Be it usernames, passwords or card details, these cybercriminals will aim to get what they need to ‘hack’ you further and can cause many issues including financial loss.
What is Email Phishing a Definition ‘Phishing’ is a cyberattack in which email is the weapon. Victims are tricked into
Protect your startup from threat with 7 key security tips. Expert insights to fortify your business against cyber threats and protect your startup’s IT
Explore these practical cybersecurity steps with OnSecurity’s guide. Make digital safety simple with seven effective measures to protect against hackers
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