Security | Threat Detection | Cyberattacks | DevSecOps | Compliance

Zero Trust Isn't Enough: Here's How to Validate It and Prove Resilience

Authors: Tova Dvorin, Senior Product Marketing Manager | Adrian Culley, Senior Sales Engineer You’ve implemented Zero Trust. You’ve rolled out segmentation, multi-factor authentication (MFA), and policy enforcement. Your dashboards are full. But when the Board asks: —you hesitate. You’re not alone.

The Heightened Threat of Iranian Cyber Attacks: How to Understand the Risk and Enhance Resilience

The physical conflict involving Iran that has played out in the Middle East over the last several days is expected to increasingly spill over into the cyber realm. According to the Department of Homeland Security, the Cybersecurity and Infrastructure Security Agency (CISA), and other cybersecurity experts, organizations in the US should begin preparing for increased cyber attacks from pro-Irianian hacktivists and Iranian government-affiliated actors in the coming days and weeks.

Japan's New Active Cyber Defense Law: What It Means for Cyber Resilience and AEV

Japan is the latest country to shift from a reactive to a proactive cybersecurity stance, with its landmark Active Cyber Defense Law. The new regulations passed in May 2025 and are set to take full effect by 2027. For cybersecurity leaders, particularly those in critical infrastructure and the enterprise sector, this legislation marks a turning point—and carries major implications about how we test, validate, and evolve our cyber defenses.

13 Questions Every CISO Should Ask Before Choosing an Adversarial Exposure Validation Platform

Defined by Gartner as the next evolution of breach and attack simulation (BAS), adversarial exposure validation (AEV) is a security solution that continuously assesses how well security controls prevent, detect, and respond to real-world adversarial behaviors—across multiple environments and the entire attack lifecycle.

SafeBreach Coverage for US CERT AA25-141B (Sticky Werewolf)

On May 21, 2025, the FBI and CISA released a joint Cybersecurity Advisory (CSA), designated AA25-141B, warning about the rise in attacks leveraging LummaC2, attributed to a threat group referred to internally as Sticky Werewolf, this cyber espionage campaign has used LummaC2 malware since at least April 2023 to target Russian and Belarusian government agencies, science centers, and aviation manufacturers.

An Update on QuickShell: Sharing Is Caring about an RCE Attack Chain on Quick Share

Authors: Or Yair, Security Research Team Lead Last August, I shared a blog on my most recent research project with Shmuel Cohen called QuickShell: Sharing Is Caring about an RCE Attack Chain on Quick Share, which we initially presented at DEF CON 32 (2024). In it, we explained how we discovered 10 unique vulnerabilities in Google’s Quick Share data transfer utility, some of which we were able to assemble into an innovative remote code execution (RCE) attack chain against the Windows version.

SafeBreach Coverage for US CERT AA25-071A (Medusa Ransomware)

On March 12, 2025, the Cybersecurity and Infrastructure Security Agency (CISA), in collaboration with the Federal Bureau of Investigation (FBI) and the Multi-State Information Sharing and Analysis Center (MS-ISAC), issued a joint Cybersecurity Advisory (CSA) titled “#StopRansomware: Medusa Ransomware” (Alert Code: AA25-071A).

SafeBreach Coverage for US CERT AA25-050A [Ghost (Cringe) Ransomware]

On February 19, 2025, the Federal Bureau of Investigation (FBI), Cybersecurity and Infrastructure Security Agency (CISA), and the Multi-State Information Sharing and Analysis Center (MS-ISAC) released a joint advisory to disseminate known Ghost (Cring)—(“Ghost”)—ransomware IOCs and TTPs identified through FBI investigation as recently as January 2025. Detailed information about this threat and the associated IOCs and TTPs can be seen in the advisory: Ghost (Cring) Ransomware.

The Next Evolution of SafeBreach is Here: Meet the SafeBreach Exposure Validation Platform

I could not be more proud to share exciting news that has been more than a decade in the making. Today, we are launching the next evolution of the SafeBreach platform, which will give large enterprise security teams the power to see into the future and gain unprecedented insight into their cyber risk.

SafeBreach 2024 Year in Review: Reflections from Co-Founder & CEO Guy Bejerano

Happy new year! 2025 is underway and the SafeBreach team is off to a strong start after a record-breaking 2024. We are keenly focused on the vision, goals, and opportunities that lie ahead in the new year—some of which we are excited to share in much more detail soon. But, before we close the books on 2024, I wanted to take a moment to reflect on all that we accomplished over the last year with the support and partnership of the SafeBreach community.