Search engine giant Yahoo said it updated its services, which include Tumblr. Yahoo is not urging users to change their passwords, but security experts told CRN that a password change is necessary to greatly reduce the risk of an account hijacking. Yahoo Mail has had previous account security issues, being targeted in a coordinated attack campaign by cybercriminals who gained access to user names and passwords from a third-party database, the company said in January. It didn't acknowledge how many users were impacted.
Combine a tech market that is rapidly discarding old business models with the damage done by a rogue former government contractor and you have what may well be the most treacherous terrain ever faced by technology CEOs.