SendGrid resets passwords as investigation reveals deeper breach

SendGrid is resetting the passwords for all of its customers after an investigation showed a cyberattack it sustained earlier this month was more extensive than first realized.

The company, which provides a service for companies to mass email their customers without getting blocked, said earlier this month an account of a Bitcoin-related customer was compromised and used to send phishing emails.

Further investigation by FireEye’s Mandiant division had showed the attackers also compromised a SendGrid employee’s account and accessed internal systems on three days in February and March, wrote David Campbell, the company’s chief security officer.

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Story added 28. April 2015, content source with full text you can find at link above.