Buffer Security Breach Resolved, But All Users Must Reconnect Their Twitter Accounts

You’ve likely heard about Buffer’s hacking incident this past weekend, during which a security breach caused 30,000 Buffer users who had a Facebook page connected (6.3% of Buffer users on Facebook) to have spam posted on their behalf to their followers, and affected a considerable amount of Buffer Twitter users as well.

The Buffer team has now determined the method which left their data vulnerable, and locked and secured it against future hacking. But all Buffers users who have their Twitter account connected to their Buffer profile must take the following step in order to continue using Buffer.

Since the hackers were able to steal some of Buffer’s Facebook and Twitter access tokens from its users (but not passwords, billing information or other user information), Buffer has since invalidated all Twitter access tokens.

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