Threat actors target the insurance industry for a simple reason: insurers sit on concentrated volumes of sensitive personal data, financial records, and in many cases health information, all of which are highly valuable for resale on dark markets. Claims systems, customer portals, broker platforms, and third-party service providers also present...

Security teams are facing an attack surface that changes faster than it can be fully understood. Cloud adoption, Software-as-a-Service sprawl, and continuous delivery cycles have dissolved the traditional perimeter, replacing it with an environment where assets change with little notice. Shadow IT, abandoned infrastructure, expired certificates, and misconfigured services quietly...

Today is Microsoft Patch Tuesday for February 2026. There are 59 vulnerabilities that have been addressed this time around. This month’s release is particularly noteworthy with six vulnerabilities being actively exploited in the wild, two critical-severity cloud service vulnerabilities, and multiple elevation of privilege flaws across core Windows components. Security...

Zero-day exploits were among the defining cyber threats of 2025, with high-severity flaws affecting platforms such as React2Shell, Oracle E-Business Suite (EBS), and CitrixBleed 2 highlighting how quickly zero-days can be weaponized and how damaging they can be. To help organizations defend against zero-day exploits in 2026, Outpost24’s threat intelligence...

Payment Card Industry Data Security Standard (PCI DSS) compliance isn’t a once-a-year exercise; it’s a year-round effort that requires regular validation to protect cardholder data, manage risk, and maintain audit readiness throughout the year. Compliance failures are rarely caused by a single missing control. Often, they result from small gaps...

As a threat intelligence team, our job is to separate noise from persistence in the cybersecurity threat landscape. In this article, we assess the threats most likely to remain and evolve through 2026 based on the threat actors, campaigns, and malware we have tracked and researched during the last year....

Following the recent cyberattack on Endesa, one of Spain’s largest electricity and gas providers, Outpost24’s threat intelligence team has compiled a comprehensive analysis of the incident based on publicly available evidence from underground forums, leaked dataset listings, and the threat actor’s own statements. The analysis examines the likely initial access...

Today marks Microsoft Patch Tuesday for January 2026, addressing 112 vulnerabilities. Notably, there is an actively exploited zero-day vulnerability, but it requires the attacker to be a local authorized user, which may reduce its severity. In 2026, several Microsoft Secure Boot certificates are set to expire. If not updated, attackers...