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This video explains exactly how the Tweetdeck flaw worked

Tweetdeck has egg on its face today after hackers discovered a massive security flaw that makes it vulnerable to a type of attack called a cross-site scripting attack. What's that? Internet personality Tom Scott explains:

In this video, Scott provides a step-by-step explanation of one malicious tweet that made the rounds: a tweet that would automatically get re-tweeted when it was viewed on Tweetdeck. Scott explains how the tweet worked and what Tweetdeck should have done to stop it.

Read more: Here's how that major Tweetdeck vulnerability works