Chris Boyd, malware intelligence analyst at Malwarebytes, said in an email to press:
“The biggest cause for concern in the immediate aftermath of the LastPass breach is ‘easy to guess’ password reset questions and password reuse across multiple websites. If you’ve reused your LastPass Master Password anywhere else, you must change it immediately.
“If you’re still happy to use LastPass after this attack, you must ensure you’re using some of the many security options available, which include two-factor authentication and ‘allow or deny’ logins by geographical region.
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