The Coinomi wallet app sends user wallet recovery passphrases to Google's spellchecking service in clear text, exposing users' accounts and their funds to man-in-the-middle (MitM) attacks during which ...

How hard is it to crack a computer passphrase of 12 characters or more? Mathematically speaking, 67 million years, using sophisticated hardware, compared with 300 days to crack an eight-character ...