Canadian law enforcement authorities have arrested Alexander Moucka, also known as Judische and Waifu, suspecting him of a series of hacks following the breach of Snowflake data warehousing platform earlier this year. Moucka is thought to be associated with the financially motivated threat group called UNC5537, which had reportedly targeted companies including AT&T, LendingTree, and Ticketmaster. The US Department of Justice also accused Moucka and another hacker of breaching Snowflake, stealing and selling sensitive customer data, and possibly ransoming data for Bitcoins.

Changes Made to Leapfrog’s Hospital Survey Design
The Leapfrog Group, a US non-profit representing hospital performance interests, has revised its 2025 Leapfrog Hospital Survey, incorporating over 800 public comments. Changes include updated