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https://github.com/awatertrevi/infisical.git
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29 lines
526 B
Go
29 lines
526 B
Go
package util
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import (
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"crypto/aes"
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"crypto/cipher"
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)
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func DecryptSymmetric(key []byte, encryptedPrivateKey []byte, tag []byte, IV []byte) ([]byte, error) {
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block, err := aes.NewCipher(key)
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if err != nil {
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return nil, err
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}
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aesgcm, err := cipher.NewGCMWithNonceSize(block, len(IV))
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if err != nil {
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return nil, err
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}
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var nonce = IV
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var ciphertext = append(encryptedPrivateKey, tag...)
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plaintext, err := aesgcm.Open(nil, nonce, ciphertext, nil)
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if err != nil {
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return nil, err
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}
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return plaintext, nil
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}
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