Files
HackBrowserData/browser/chromium/decrypt.go
T

31 lines
931 B
Go

package chromium
import (
"fmt"
"github.com/moond4rk/hackbrowserdata/crypto"
)
// decryptValue decrypts a Chromium-encrypted value using the master key.
// It detects the cipher version from the ciphertext prefix and routes
// to the appropriate decryption function.
func decryptValue(masterKey, ciphertext []byte) ([]byte, error) {
if len(ciphertext) == 0 {
return nil, nil
}
version := crypto.DetectVersion(ciphertext)
switch version {
case crypto.CipherV10, crypto.CipherV11:
// v11 is Linux-only and shares v10's AES-CBC path; only the key source differs.
return crypto.DecryptChromium(masterKey, ciphertext)
case crypto.CipherV20:
// TODO: implement App-Bound Encryption (Chrome 127+)
return nil, fmt.Errorf("v20 App-Bound Encryption not yet supported")
case crypto.CipherDPAPI:
return crypto.DecryptDPAPI(ciphertext)
default:
return nil, fmt.Errorf("unsupported cipher version: %s", version)
}
}