Tag Archives: two factor authentication

Do Not Use Two Factor Authenticatoin with Bittrex!

UPDATE: This is very old news, Bittrex working pretty good now.  I would still not put all your money on one exchange, always diversify your money in several exchanges and wallets!

My friend recently lost over 2.7 BTC on Bittrex.com due to what we think is a vulnerability of TFA (Two Factor Authentication) system on Bittrex or possibly an insider job.

Here’s the story:

Hacker takes a total of 2.7 BTC, 1999 Supercoins, and 45416 Vootcoins out using TFA near midnight July 2nd.

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