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@wisedier
Created February 14, 2015 06:11
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when apt-get key error (W: GPG error:, W: There is no public key available for the following key IDs:)
. . .
Reading package lists... Done
W: GPG error: http://ftp.daum.net trusty-updates Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 40976EAF437D05B5 NO_PUBKEY 3B4FE6ACC0B21F32
$ sudo apt-key adv --recv-keys --keyserver keyserver.ubuntu.com 40976EAF437D05B5
. . .
Reading package lists... Done
W: There is no public key available for the following key IDs:
3B4FE6ACC0B21F32
$ sudo apt-key adv --recv-keys --keyserver keyserver.ubuntu.com 3B4FE6ACC0B21F32
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