very cautious :-)

[Hauke Laging]

gpg --options /dev/null --keyserver hkp://keys.gnupg.net --search-keys ...
gpg: external program calls are disabled due to unsafe options file 
permissions
-- 
PGP: D44C 6A5B 71B0 427C CED3 025C BD7D 6D27 ECCB 5814
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