Backup Code

Sometimes you need to generate some backup codes. Some codes nc-pre2 example are given below-

fffec370e933
wwa83b2ab5a8
ee49ba269f22
eeb4a76ace49
fffe781d3484
ff17f9f00611
rrfa2ef9c92b
ll674cb2d2b7
yu5a6bb67f10
6j5a42b4307e

===

779cb1558a
a05cab7fed
c57f38abee
0530aa0139
8f96f6fd20
8da5213b3a
befa174467
68509b68f9
8543f0f861
901d4d96ee

QR code instead: 77MKECUV6YQFGNZAIFXRY52KC3EYRNODYV