DeadLock ransomware relies on Polygon smart contracts to spin proxy servers to produce a nearly unshuttable infrastructure.

Deep dive for CTOs on access vs refresh tokens. Learn key differences, security best practices for CIAM, and how to build enterprise-ready SSO systems.

Group-IB researchers said the most unusual aspect of DeadLock lies in its use of Polygon smart contracts to manage ...

The perpetrator of the first ransomware attack, which occurred in 1989, mailed floppy disks to his victims. When someone ...

Cybersecurity firm Group-IB found the DeadLock ransomware is exploiting Polygon smart contracts to create a resilient ...

DeadLock, a ransomware group that first emerged in July 2025, has made news again, and this time it is for abusing Polygon ...

Learn how to build and configure an enterprise-grade OAuth authorization server. Covering PKCE, grant types, and CIAM best ...

Wiz researchers investigated and found the core of the flaw, a threat actor ID bypass due to unanchored regexes, and notified ...

A misconfigured AWS CodeBuild webhook allowed bypass of actor ID checks, risking takeover of four AWS GitHub repositories ...

This week, U.K. crypto exchanges linked to Iranian sanctions evasion, NodeCordRAT malware spread via npm, an FBI alert on ...

Serving Alcohol Inc., a leading provider of responsible alcohol seller-server training and certification, announced today that it is the first training provider approved by the South Carolina ...

The ransomware family’s abuse of Polygon smart contracts echoes techniques recently seen in Ethereum-based attacks.