Files
HackBrowserData/browser/chromium/decrypt.go
T
Roger 410bffe643 refactor: naming cleanup and crypto package improvements (#551)
* refactor: naming cleanup across all packages
2026-04-05 16:51:56 +08:00

30 lines
830 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:
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)
}
}