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A zero-day attack leverages a previously unknown vulnerability — one that hasn’t been detected by developers or security experts. Because the vulnerability is unknown, there is typically no existing patch or fix, leaving systems temporarily vulnerable until a solution can be developed and deployed. The term “zero-day” refers to the fact that defenders have “zero […]

For decades, passwords have been the standard method for protecting access to systems and accounts. However, passwords can be compromised or stolen via tactics such as brute-force attacks, phishing attacks, and infostealer malware. The shift to multi-factor authentication (MFA) added another layer of security by requiring additional authentication to verify the user’s identity – some

In cybersecurity, “zero day” is frequently diluted and used as a catch-all for any unpatched vulnerability. This article breaks down the three mandatory elements of a true zero day, illustrating why the distinction between a zero day and a known, but unpatched, flaw is critical for effective defense. Getting This Cybersecurity Terminology Right is a Defensive

A new report claims that the cost of insider security incidents has surged 20% in two years, reaching an average of US $19.5 million per organization annually, with no sign that the alarming figure is flattening. That is one of the findings of the “Cost of Insider Risks Global Report” for 2026 from the Ponemon Institute and DTEX, which

Sophos Firewall v22 bolstered Secure by Design, taking it to a whole new level with major updates to the architecture and new features like the Health Check to help identify high-risk configurations. Sophos Firewall v22 MR1 adds several enhancements, including additional Secure by Design capabilities along with a new set of NDR detections for active

Secure by Design is a software development philosophy that treats security as a foundational requirement rather than an afterthought. Instead of building a product first and bolting on security fixes later, Secure by Design demands that security considerations are embedded into every stage of the development lifecycle — from architecture and design through coding, testing, deployment, and maintenance. The

In our industry, trust isn’t an abstract concept. It’s the currency of cybersecurity – the foundation of every partnership we build and every protection we provide. However, a recent independent, vendor-agnostic survey of 5,000 cybersecurity decision-makers across 17 countries reveals a stark reality: we’re facing a trust crisis. According to our findings in Sophos’ Cybersecurity Trust

Fortra, a global cybersecurity software and services provider, announced today the acquisition of Zero-Point Security, a specialized cybersecurity training firm based in Warrington, UK. This will expand Fortra’s offensive security education capabilities, bringing additional expertise in red team operations, adversary emulation, and penetration testing training. Zero‑Point Security is widely recognized for its trusted red team operations

Organizations today operate under a substantial number of IT and cybersecurity compliance obligations. By defining requirements for areas such as access control, incident response, encryption, governance, and vendor management, compliance standards help reduce the likelihood and impact of cyberattacks, support regulatory and legal obligations, and build trust in digital ecosystems. 5,000 IT and cyber leaders

Sophos has been named a 2026 Gartner® Peer Insights™ Customers’ Choice in the 2026 Gartner® Peer Insights™ Voice of the Customer for Managed Detection and Response (MDR). This marks our second Gartner Peer Insights Customers’ Choice distinction of 2026, coming off the heels of Sophos’ fifth consecutive Customers’ Choice for Endpoint Protection Platforms in January 2026. Since