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How to Encrypt a Flash Drive Using VeraCrypt

Many security experts prefer open source software like VeraCrypt, which can be used to encrypt flash drives, because of its readily available source code.

VeraCrypt is derived from TrueCrypt, a well-regarded open source encryption software product that has now been discontinued. But the code for TrueCrypt was audited and no major security flaws were found. In addition, it has since been improved in VeraCrypt.