The Good, the Bad and the Ugly in Cybersecurity - Week 27
SentinelOne, Friday, July 3rd, 2026
SentinelOne's weekly roundup covers a major cybercrime arrest and Russian state-sponsored phishing targeting Signal users.
This weekly cybersecurity roundup covers a major arrest in which Montenegrin law enforcement and the FBI apprehended a dual Iranian and Turkish citizen wanted for orchestrating mass cyberattacks against more than 150 American universities since 2013, causing over $3.4 billion in estimated damages.
It also details warnings from CISA and the FBI that Russian state-sponsored threat actors, tracked as UNC5792 and UNC4221, are evolving phishing operations to target Signal users' backup recovery keys. The targets include high-value individuals such as government officials, military personnel, journalists, and policy analysts.