mirror of
https://github.com/genuinetools/reg.git
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8e5eba8735
Signed-off-by: Jess Frazelle <acidburn@microsoft.com>
36 lines
1.1 KiB
Go
36 lines
1.1 KiB
Go
// Copyright 2017 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package auth_test
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import (
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"encoding/hex"
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"fmt"
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"golang.org/x/crypto/nacl/auth"
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)
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func Example() {
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// Load your secret key from a safe place and reuse it across multiple
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// Sum calls. (Obviously don't use this example key for anything
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// real.) If you want to convert a passphrase to a key, use a suitable
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// package like bcrypt or scrypt.
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secretKeyBytes, err := hex.DecodeString("6368616e676520746869732070617373776f726420746f206120736563726574")
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if err != nil {
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panic(err)
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}
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var secretKey [32]byte
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copy(secretKey[:], secretKeyBytes)
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mac := auth.Sum([]byte("hello world"), &secretKey)
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fmt.Printf("%x\n", *mac)
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result := auth.Verify(mac[:], []byte("hello world"), &secretKey)
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fmt.Println(result)
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badResult := auth.Verify(mac[:], []byte("different message"), &secretKey)
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fmt.Println(badResult)
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// Output: eca5a521f3d77b63f567fb0cb6f5f2d200641bc8dada42f60c5f881260c30317
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// true
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// false
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}
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