git uses SHA-1 hashes when signing tag. SHA-1 is generally deprecated and is
not a collision-safe anymore (though,
collisions are yet to come pre-image attack is yet to come).
cat-file recursively for each
entry (sorted alphabetically), enters submodules (if present), and hashes
file/directory names, file contents, and submodules (recursively again) into a
Git-EVTag-v0-SHA512: ... SHA512 digest.
npm install -g git-secure-tag
# Signgit secure-tag v1.2.7 -m "My tag annotation"# Verifygit secure-tag -v v1.2.7
Original evtag implementation
Largely inspired by:
This software is licensed under the MIT License.
Copyright Fedor Indutny, 2016.
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
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