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Microsoft first disclosed the hack in January, stating that a password spray attack gained the group access to "a very small percentage of Microsoft corporate email accounts" in late 2023.
If you think your account has been compromised, follow the steps listed below to secure it. 1. Change your password immediately. 2. Delete app passwords you don’t recognize. 3. Revert your mail settings if they were changed. 4. Ensure you have antivirus software installed and updated.
According to Microsoft, the hackers used a “password spray attack” — essentially brute forcing — against a legacy account, then used that account’s permissions “to access a very small ...
According to the tech giant, the hacking group used a password spray attack — where a bad actor tries the same password on multiple accounts — on a legacy account to access targeted email ...
To recap, Microsoft disclosed in July that hackers it calls Storm-0558, which it believes are backed by China, “acquired” an email signing key that Microsoft uses to secure consumer email ...
In the US, the group infiltrated at least 30,000 organizations using Exchange to process email, including police departments, hospitals, local governments, banks, credit unions, non—profits and ...
Yahoo! data breaches. In 2013 and 2014, the American web services company Yahoo was subjected to two of the largest data breaches on record. Although Yahoo was aware, neither breach was revealed publicly until September 2016. The 2013 data breach occurred on Yahoo servers in August 2013 and affected all three billion user accounts.
Rather than breaching Yahoo's servers directly, email addresses and passwords were "likely" lifted from a third-party database (read: Netflix, Gmail, Facebook, etc. -- some other service with a ...