/usr/share/applications/gcr-viewer.desktop is in gcr 3.10.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 | [Desktop Entry]
Name=View file
MimeType=application/pkcs12;application/pkcs12+pem;application/pkcs7-mime;application/pkcs7-mime+pem;application/pkcs8;application/pkcs8+pem;application/pkix-cert;application/pkix-cert+pem;application/pkix-crl;application/pkix-crl+pem;application/x-pem-file;application/x-pem-key;application/x-pkcs12;application/x-pkcs7-certificates;application/x-x509-ca-cert;application/x-x509-user-cert;application/pkcs10;application/pkcs10+pem;application/x-spkac;application/x-spkac+base64;
Exec=/usr/bin/gcr-viewer
Type=Application
Terminal=false
NoDisplay=true
X-GNOME-Bugzilla-Bugzilla=GNOME
X-GNOME-Bugzilla-Product=gnome-keyring
X-GNOME-Bugzilla-Component=gcrX-Ubuntu-Gettext-Domain=gcr
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