This signature file may be used to cryptographically verify file integrity, like this:: $ gpg --keyserver hkp://keyserver.ubuntu.com --recv-keys 0xA16EB94D $ gpg --list-keys 0xA16EB94D pub 2048R/A16EB94D 2008-08-15 [expires: 2023-08-12] uid Turnkey Linux Release Key $ gpg --verify debian-7-turnkey-ushahidi_13.0-1_i386.tar.gz.sig gpg: Signature made Tue Oct 15 20:40:13 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 9644a1445d5ff62d022a3ce36e1b67ffbeafe99f * md5sum a0874c0dab8fc3b269ae109b3f894d5c You can calculate these on your end and compare to check for errors, but cryptographic verification is recommended for security reasons. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAABAgAGBQJSXaglAAoJEIXCXpWhbrlNdt8IALsGXmZ4FLNyQ6yRkOC4kqeD NL0pa4jM5lZEZ4Bz+JrI0/GvOsirjV02y/xZkGHsVzbr2NXdZwxMZ0nRsotURYhG QuoyvWEfMJSqIgoWkI47NMmCu1fZgrIGIXDbOJ1uaJ+jkMVh6Z0GJd1JufV0PIBh AJ3mdZ3tTYa/4oDa+UuQrEEc/Bt6dmFtB0R4C3a/dDI7Wh8/6IUpxg2k7FwM94AF EQDQW/BTVnhcAVa5ajrr4n1OB0b31A5NKu0GN2UK+3PIWR+NdlMoDjo0VxHWPYVa EoFp0Rp3l/EfBDBGrESY9N7JFXbgzpjW1BLTDV0InhDM9lkmlMDBmfN3J2hE79o= =bhfy -----END PGP SIGNATURE-----