[zxyz@arch Downloads]$ gpg --edit-key  23A3132620D5E88D
gpg (GnuPG) 2.1.20; Copyright (C) 2017 Free Software Foundation, Inc.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.


pub  rsa4096/23A3132620D5E88D
     created: 2017-01-17  expires: 2033-01-13  usage: SC
     trust: unknown       validity: unknown
sub  rsa4096/1AE7A913785721D0
     created: 2017-01-17  expires: 2033-01-13  usage: E
[ unknown] (1). Arda Ozkal <arda@ardao.me>
[ unknown] (2)  Arda Ozkal <ardaozkal@live.com>
[ unknown] (3)  Arda Ozkal <ardaozkal@linux.com>
[ unknown] (4)  Arda 'Avery' Ozkal <ave@ave.zone>

gpg> trust
pub  rsa4096/23A3132620D5E88D
     created: 2017-01-17  expires: 2033-01-13  usage: SC
     trust: unknown       validity: unknown
sub  rsa4096/1AE7A913785721D0
     created: 2017-01-17  expires: 2033-01-13  usage: E
[ unknown] (1). Arda Ozkal <arda@ardao.me>
[ unknown] (2)  Arda Ozkal <ardaozkal@live.com>
[ unknown] (3)  Arda Ozkal <ardaozkal@linux.com>
[ unknown] (4)  Arda 'Avery' Ozkal <ave@ave.zone>

Please decide how far you trust this user to correctly verify other users' keys
(by looking at passports, checking fingerprints from different sources, etc.)

  1 = I don't know or won't say
  2 = I do NOT trust
  3 = I trust marginally
  4 = I trust fully
  5 = I trust ultimately
  m = back to the main menu

Your decision? 5
Do you really want to set this key to ultimate trust? (y/N) y

pub  rsa4096/23A3132620D5E88D
     created: 2017-01-17  expires: 2033-01-13  usage: SC
     trust: ultimate      validity: unknown
sub  rsa4096/1AE7A913785721D0
     created: 2017-01-17  expires: 2033-01-13  usage: E
[ unknown] (1). Arda Ozkal <arda@ardao.me>
[ unknown] (2)  Arda Ozkal <ardaozkal@live.com>
[ unknown] (3)  Arda Ozkal <ardaozkal@linux.com>
[ unknown] (4)  Arda 'Avery' Ozkal <ave@ave.zone>
Please note that the shown key validity is not necessarily correct
unless you restart the program.

gpg>