xxxxxxxxxx
00000000-0000-0000-0000-000000000000
ffffffff-ffff-ffff-ffff-ffffffffffff
xxxxxxxxxx
What is a GUID?
GUID (aka UUID) is an acronym for 'Globally Unique Identifier'
(or 'Universally Unique Identifier').
It is a 128-bit integer number used to identify resources.
The term GUID is generally used by developers
working with Microsoft technologies,
while UUID is used everywhere else.
Format type: Uppercase, {} Braces, Hyphens
Encoding type: Base64, RFC 7515, URL encode