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24 lines
668 B
24 lines
668 B
package encryption |
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import ( |
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"crypto/aes" |
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"crypto/cipher" |
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"fmt" |
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) |
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// Encrypts given data using aes encryption. |
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// https://www.melvinvivas.com/how-to-encrypt-and-decrypt-data-using-aes/ - very grateful to the author, THANK YOU. |
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func Encrypt(key, dataToEncrypt []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, fmt.Errorf("could not create new AES cipher: %s", err) |
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} |
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aesGCM, err := cipher.NewGCM(block) |
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if err != nil { |
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return nil, fmt.Errorf("could not create new GCM: %s", err) |
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} |
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nonce := make([]byte, aesGCM.NonceSize()) |
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encryptedData := aesGCM.Seal(nonce, nonce, dataToEncrypt, nil) |
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return encryptedData, nil |
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}
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