UUID Generator | MCB Library

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UUID Version 1

A Version 1 UUID is a universally unique identifier that is generated using a timestamp and the MAC address of the computer on which it was generated.

UUID Version 4

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A Version 4 UUID is a universally unique identifier that is generated using random numbers. The Version 4 UUIDs produced by this site were generated using a secure random number generator.

UUID Version 7

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A Version 7 UUID is a universally unique identifier that is generated using a timestamp, a counter and a cryptographically strong random number. Generally, Version 7 UUIDs have better entropy (i.e. randomness) than Version 1 UUIDs.