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kaey/unlock.go Secret

Created February 25, 2021 19:46
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package main
import (
"crypto"
"crypto/rand"
"crypto/sha256"
"crypto/x509"
"encoding/hex"
"encoding/pem"
"io/ioutil"
"log"
)
// fastboot oem get_identifier_token
// replace zeroes with token then run this script (go run unlock.go)
// fastboot flashing unlock_bootloader signature.bin
var token = "0000000000000000000000000000"
var key = `-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY-----
`
func main() {
tok := make([]byte, 64)
if _, err := hex.Decode(tok, []byte(token)); err != nil {
log.Fatalln("hex decode:", err)
}
digest := sha256.Sum256(tok)
pemBlk, _ := pem.Decode([]byte(key))
privkey, err := x509.ParsePKCS1PrivateKey(pemBlk.Bytes)
if err != nil {
log.Fatalln("parse private key:", err)
}
sign, err := privkey.Sign(rand.Reader, digest[:], crypto.SHA256)
if err != nil {
log.Fatalln("sign:", err)
}
if err := ioutil.WriteFile("signature.bin", sign, 0644); err != nil {
log.Fatalln("write output:", err)
}
}
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