Microsoft resolved an Exchange Online issue that misclassified Gmail emails as spam, affecting many Microsoft 365 users from April 25. The problem stemmed from a faulty machine learning model, prompting quarantines. Microsoft reverted to a previous model on May 1. Users were advised to create custom rules to prevent similar issues. Ongoing improvements to ML detection are planned.

M&S boss urges shoppers to visit stores in person as it battles cyber-attack – The Guardian
Marks & Spencer’s CEO, Stuart Machin, apologized for recent service disruptions caused by a cyber attack, assuring customers that the company is working tirelessly to