| Server IP : 157.230.181.24 / Your IP : 216.73.217.11 Web Server : Apache/2.4.58 (Ubuntu) System : Linux conductive 6.8.0-117-generic #117-Ubuntu SMP PREEMPT_DYNAMIC Tue May 5 19:26:24 UTC 2026 x86_64 User : ( 1000) PHP Version : 8.3.31 Disable Function : NONE MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : OFF Directory : /lib/go/src/crypto/ecdsa/ |
Upload File : |
// Copyright 2018 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package ecdsa_test
import (
"crypto/ecdsa"
"crypto/elliptic"
"crypto/rand"
"crypto/sha256"
"fmt"
)
func Example() {
privateKey, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
if err != nil {
panic(err)
}
msg := "hello, world"
hash := sha256.Sum256([]byte(msg))
sig, err := ecdsa.SignASN1(rand.Reader, privateKey, hash[:])
if err != nil {
panic(err)
}
fmt.Printf("signature: %x\n", sig)
valid := ecdsa.VerifyASN1(&privateKey.PublicKey, hash[:], sig)
fmt.Println("signature verified:", valid)
}