Then gpg -d fileB.gpg will simply decrypt the file and the result is a signature, but gpg does not proceed to do anything with the signature. In other words gpg will only verify the signature when performing decryption if the signature is for the data it is decrypting.

May 31, 2019 · $ gpg --list-keys --with-fingerprint <0x-----> <0x-----> Step 5: Verify the signature. Now you can run the command to verify the signature. It is the same command that you have used previously to find the keys that were used for issuing the signature. $ gpg --verify SHA256SUMS.gpg SHA256SUMS. Now you can see the above output. SignTool verify MyControl.exe. If the preceding example fails, it could be that the signature used a code-signing certificate. SignTool defaults to the Windows driver policy for verification. The following command verifies the signature, using the Default Authentication Verification Policy: SignTool verify /pa MyControl.exe Jun 10, 2017 · gpg --verify SHA512SUMS.sign SHA512SUMS gpg: Signature made Sun 07 May 2017 02:28:21 PM EDT gpg: using RSA key DA87E80D6294BE9B gpg: Good signature from "Debian CD signing key " [unknown] gpg: WARNING: This key is not certified with a trusted signature! gpg: There is no indication that the signature belongs to the owner. Each stable RPM package published by the Fedora Project is signed with a GPG signature. By default, dnf and the graphical update tools will verify these signatures and refuse to install any packages that are not signed or have bad signatures. Apart from GPG signature, a long waiting issue about file auto change detection is enhanced in this release. A regressions concerning encoding (language) detection since v7.6 is fixed as well. EC-FOSS Bug Bounty program is near the end, some crash bugs are fixed in this release thanks to HackerOne team’s help.

From my limited knowledge of PGP/GPG, one must have 2 things to verify a file: The file's "signature" (essentially a hash of the file encrypted with the trusted entity's private key; normally distributed as a .sig binary or .asc base64 file). The trusted entity's public key. And it seems to be inline with the examples I looked at using gpg

GPG offers a lot more functionality than just verifying signatures though. To learn more about GPG in general and how to manage keys, encrypt, sign, and more, read my GPG Tutorial. In some situations you don't have a GPG signature to verify, but you are provided with an MD5 or SHA1 hash. Both the document and detached signature are needed to verify the signature. The --verify option can be to check the signature. blake% gpg --verify doc.sig doc gpg: Signature made Fri Jun 4 12:38:46 1999 CDT using DSA key ID BB7576AC gpg: Good signature from "Alice (Judge) " gpg --verify geany-1.34.tar.gz.sig geany-1.34.tar.gz The command's output should state something like "Good signature" and should return with an exit code of 0. If you get another exit code, something went wrong.

$ gpg2 --locate-keys $ gpg2 --verify linux-4.6.6.tar.sign gpg: Signature made Wed 10 Aug 2016 06:55:15 AM EDT gpg: using RSA key 38DBBDC86092693E gpg: Good signature from "Greg Kroah-Hartman " [unknown] gpg: WARNING: This key is not certified with a trusted signature! gpg: There is no

$ git merge --verify-signatures -S signed-branch Commit 13ad65e has a good GPG signature by Scott Chacon (Git signing key) You need a passphrase to unlock the secret key for user: "Scott Chacon (Git signing key) " 2048-bit RSA key, ID 0A46826A, created 2014-06-04 Merge made by the 'recursive' strategy. you can verify it with: gpg --verify file.txt.gpg. when you get a successful output: gpg: Signature made But when you sign AND encrypt a file: gpg --encrypt --sign -r file.txt. and then run --verify on the encrypted file I get: gpg: verify signatures failed: Unexpected error About commit signature verification. You can sign commits and tags locally, so other people can verify that your work comes from a trusted source. If a commit or tag has a GPG or S/MIME signature that is cryptographically verifiable, GitHub marks the commit or tag as verified. 2 days ago · gpg --verify SHA512SUMS.sign SHA512SUMS will verify the .sign signature file against the signed file. gpg --verify SHA512SUMS.sign SHA512SUMS gpg: Signature made Sun 10 May 2020 00:16:52 UTC