本文整理汇总了Golang中crypto/elliptic.GenerateKey函数的典型用法代码示例。如果您正苦于以下问题:Golang GenerateKey函数的具体用法?Golang GenerateKey怎么用?Golang GenerateKey使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了GenerateKey函数的20个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的Golang代码示例。
示例1: main
func main() {
u := must(url.Parse("http://SUCCESS"))
b, x, y := must(elliptic.GenerateKey(elliptic.P224(), ConstWriter(0)))
if must(url.Parse("http://example.com/a/b")).IsAbs() {
fmt.Println(u.Host)
}
}
开发者ID:elazarl,项目名称:gosloppy,代码行数:7,代码来源:a.go
示例2: WrapNewKey
func (alg *Ecdh) WrapNewKey(cekSizeBits int, key interface{}, header map[string]interface{}) (cek []byte, encryptedCek []byte, err error) {
if pubKey, ok := key.(*ecdsa.PublicKey); ok {
if _, ok := header[alg.idHeader()].(string); !ok {
return nil, nil, errors.New(fmt.Sprintf("Ecdh.WrapNewKey(): expected '%v' param in JWT header, but was not found.", alg.idHeader()))
}
var d []byte
var x, y *big.Int
if d, x, y, err = elliptic.GenerateKey(pubKey.Curve, rand.Reader); err != nil {
return nil, nil, err
}
ephemeral := ecc.NewPrivate(x.Bytes(), y.Bytes(), d)
xBytes := padding.Align(x.Bytes(), pubKey.Curve.Params().BitSize)
yBytes := padding.Align(y.Bytes(), pubKey.Curve.Params().BitSize)
epk := map[string]string{
"kty": "EC",
"x": base64url.Encode(xBytes),
"y": base64url.Encode(yBytes),
"crv": name(pubKey.Curve),
}
header["epk"] = epk
return alg.deriveKey(pubKey, ephemeral, cekSizeBits, header), nil, nil
}
return nil, nil, errors.New("Ecdh.WrapNewKey(): expected key to be '*ecdsa.PublicKey'")
}
开发者ID:useidel,项目名称:notary,代码行数:34,代码来源:ecdh.go
示例3: offer
func (e *ellipticECDHCurve) offer(rand io.Reader) (publicKey []byte, err error) {
var x, y *big.Int
e.privateKey, x, y, err = elliptic.GenerateKey(e.curve, rand)
if err != nil {
return nil, err
}
return elliptic.Marshal(e.curve, x, y), nil
}
开发者ID:caiolima,项目名称:webkit,代码行数:8,代码来源:key_agreement.go
示例4: CreateKey
// Create a new Public-Private ECC-256 Keypair.
func CreateKey(log chan string) ([]byte, *big.Int, *big.Int) {
priv, x, y, err := elliptic.GenerateKey(elliptic.P256(), rand.Reader)
if err != nil {
log <- "Key Generation Error"
return nil, nil, nil
}
return priv, x, y
}
开发者ID:msecret,项目名称:emp,代码行数:9,代码来源:address.go
示例5: GenerateKey
// GenerateKey returns a new keypair
func (curve Curve) GenerateKey() (priv []byte, pub *Point, err error) {
priv, x, y, err := elliptic.GenerateKey(curve.Curve, curve.Rand)
if err != nil {
return nil, nil, err
}
pub = new(Point)
pub.X, pub.Y = x, y
return priv, pub, nil
}
开发者ID:JonathanLogan,项目名称:mute,代码行数:10,代码来源:eccutil.go
示例6: generateServerKeyExchange
func (ka *ecdheRSAKeyAgreement) generateServerKeyExchange(config *Config, cert *Certificate, clientHello *clientHelloMsg, hello *serverHelloMsg) (*serverKeyExchangeMsg, error) {
var curveid uint16
Curve:
for _, c := range clientHello.supportedCurves {
switch c {
case curveP256:
ka.curve = elliptic.P256()
curveid = c
break Curve
case curveP384:
ka.curve = elliptic.P384()
curveid = c
break Curve
case curveP521:
ka.curve = elliptic.P521()
curveid = c
break Curve
}
}
if curveid == 0 {
return nil, errors.New("tls: no supported elliptic curves offered")
}
var x, y *big.Int
var err error
ka.privateKey, x, y, err = elliptic.GenerateKey(ka.curve, config.rand())
if err != nil {
return nil, err
}
ecdhePublic := elliptic.Marshal(ka.curve, x, y)
// http://tools.ietf.org/html/rfc4492#section-5.4
serverECDHParams := make([]byte, 1+2+1+len(ecdhePublic))
serverECDHParams[0] = 3 // named curve
serverECDHParams[1] = byte(curveid >> 8)
serverECDHParams[2] = byte(curveid)
serverECDHParams[3] = byte(len(ecdhePublic))
copy(serverECDHParams[4:], ecdhePublic)
md5sha1 := md5SHA1Hash(clientHello.random, hello.random, serverECDHParams)
sig, err := rsa.SignPKCS1v15(config.rand(), cert.PrivateKey.(*rsa.PrivateKey), crypto.MD5SHA1, md5sha1)
if err != nil {
return nil, errors.New("failed to sign ECDHE parameters: " + err.Error())
}
skx := new(serverKeyExchangeMsg)
skx.key = make([]byte, len(serverECDHParams)+2+len(sig))
copy(skx.key, serverECDHParams)
k := skx.key[len(serverECDHParams):]
k[0] = byte(len(sig) >> 8)
k[1] = byte(len(sig))
copy(k[2:], sig)
return skx, nil
}
开发者ID:gnanderson,项目名称:go,代码行数:57,代码来源:key_agreement.go
示例7: BenchmarkVerify
func BenchmarkVerify(b *testing.B) {
c := elliptic.P256()
_, px, py, _ := elliptic.GenerateKey(c, rand.Reader)
box := VoteZero(c, px, py)
b.ResetTimer()
for i := 0; i < b.N; i++ {
IsValidBox(c, box, px, py)
}
}
开发者ID:wbl,项目名称:mozvote,代码行数:9,代码来源:checkbox_test.go
示例8: eciesEncrypt
func eciesEncrypt(rand io.Reader, pub *ecdsa.PublicKey, s1, s2 []byte, plain []byte) ([]byte, error) {
params := pub.Curve
// Select an ephemeral elliptic curve key pair associated with
// elliptic curve domain parameters params
priv, Rx, Ry, err := elliptic.GenerateKey(pub.Curve, rand)
//fmt.Printf("Rx %s\n", utils.EncodeBase64(Rx.Bytes()))
//fmt.Printf("Ry %s\n", utils.EncodeBase64(Ry.Bytes()))
// Convert R=(Rx,Ry) to an octed string R bar
// This is uncompressed
Rb := elliptic.Marshal(pub.Curve, Rx, Ry)
// Derive a shared secret field element z from the ephemeral secret key k
// and convert z to an octet string Z
z, _ := params.ScalarMult(pub.X, pub.Y, priv)
Z := z.Bytes()
//fmt.Printf("Z %s\n", utils.EncodeBase64(Z))
// generate keying data K of length ecnKeyLen + macKeyLen octects from Z
// ans s1
kE := make([]byte, 32)
kM := make([]byte, 32)
hkdf := hkdf.New(primitives.GetDefaultHash(), Z, s1, nil)
_, err = hkdf.Read(kE)
if err != nil {
return nil, err
}
_, err = hkdf.Read(kM)
if err != nil {
return nil, err
}
// Use the encryption operation of the symmetric encryption scheme
// to encrypt m under EK as ciphertext EM
EM, err := aesEncrypt(kE, plain)
// Use the tagging operation of the MAC scheme to compute
// the tag D on EM || s2
mac := hmac.New(primitives.GetDefaultHash(), kM)
mac.Write(EM)
if len(s2) > 0 {
mac.Write(s2)
}
D := mac.Sum(nil)
// Output R,EM,D
ciphertext := make([]byte, len(Rb)+len(EM)+len(D))
//fmt.Printf("Rb %s\n", utils.EncodeBase64(Rb))
//fmt.Printf("EM %s\n", utils.EncodeBase64(EM))
//fmt.Printf("D %s\n", utils.EncodeBase64(D))
copy(ciphertext, Rb)
copy(ciphertext[len(Rb):], EM)
copy(ciphertext[len(Rb)+len(EM):], D)
return ciphertext, nil
}
开发者ID:RJAugust,项目名称:fabric,代码行数:57,代码来源:engine.go
示例9: keypairGen
func keypairGen() KeyPair {
if fakeRandom {
priv := new(Scalar).fromSmallInt(1)
pub := priv.toPoint()
return KeyPair{*priv, pub}
} else {
priv, x, y, _ := elliptic.GenerateKey(getCurve(), rand.Reader)
return KeyPair{Scalar{priv}, Point{x, y}}
}
}
开发者ID:vincenthz,项目名称:go-circuit,代码行数:10,代码来源:crypto.go
示例10: GenerateKey
func (g genericCurve) GenerateKey(rand io.Reader) (private PrivateKey, public PublicKey, err error) {
if rand == nil {
rand = cryptorand.Reader
}
private, x, y, err := elliptic.GenerateKey(g.curve, rand)
if err != nil {
private = nil
return
}
public = elliptic.Marshal(g.curve, x, y)
return
}
开发者ID:enceve,项目名称:crypto,代码行数:12,代码来源:generic.go
示例11: GenerateECKey
// Q = curve.G * k
// Q => k is ECDLP
func GenerateECKey(curve elliptic.Curve) (*ECKey, error) {
k, xq, yq, e := elliptic.GenerateKey(curve, rand.Reader)
if e != nil {
return nil, e
}
return &ECKey{
curve: curve,
priv: k,
xQ: xq,
yQ: yq,
}, nil
}
开发者ID:angle1895,项目名称:deblocus,代码行数:14,代码来源:dh.go
示例12: NewECDH_P256
// NewECDH_P256 returns an Elliptic Curve Diffie-Hellman P-256 KeyExchange algorithm.
func NewECDH_P256() (error, KeyExchange) {
curve := elliptic.P256()
priv, x, y, err := elliptic.GenerateKey(curve, rand.Reader)
if err != nil {
return err, nil
}
return nil, &p256{
curve: curve,
publicX: x,
publicY: y,
privateKey: priv}
}
开发者ID:lewdon,项目名称:quic,代码行数:13,代码来源:p256.go
示例13: GenerateKey
// GenerateKey generates an appropriate private and public keypair for
// use in box.
func GenerateKey() (PrivateKey, PublicKey, bool) {
key, x, y, err := elliptic.GenerateKey(curve, PRNG)
if err != nil {
return nil, nil, false
}
peer := elliptic.Marshal(curve, x, y)
if peer == nil {
}
if len(key) != privateKeySize || len(peer) != publicKeySize {
return nil, nil, false
}
return key, peer, true
}
开发者ID:kisom,项目名称:aescrypt,代码行数:15,代码来源:box.go
示例14: main
func main() {
c := elliptic.P256()
priv, x, y, err := elliptic.GenerateKey(c, rand.Reader)
if err != nil {
fmt.Printf("Error!\n")
} else {
fmt.Printf("Public Key is %s\n Private key is %s\n",
base64.StdEncoding.EncodeToString(
(elliptic.Marshal(c, x, y))),
hex.EncodeToString(priv))
}
}
开发者ID:wbl,项目名称:mozvote,代码行数:13,代码来源:keygen.go
示例15: generateKey
func generateKey() (*key, error) {
var (
k = &key{}
err error
)
k.prv.d, k.pub.x, k.pub.y, err = elliptic.GenerateKey(secp160r1.P160(), rand.Reader)
if err != nil {
return nil, err
}
return k, nil
}
开发者ID:utamaro,项目名称:gogotelehash,代码行数:13,代码来源:key.go
示例16: Test_ComputeShared_P160
func Test_ComputeShared_P160(t *testing.T) {
assert := assert.New(t)
curve := secp160r1.P160()
for i := 100; i > 0; i-- {
prv1, x1, y1, err := elliptic.GenerateKey(curve, rand.Reader)
assert.NoError(err)
assert.NotNil(prv1)
assert.NotNil(x1)
assert.NotNil(y1)
prv2, x2, y2, err := elliptic.GenerateKey(curve, rand.Reader)
assert.NoError(err)
assert.NotNil(prv2)
assert.NotNil(x2)
assert.NotNil(y2)
shared1 := ComputeShared(curve, x2, y2, prv1)
shared2 := ComputeShared(curve, x1, y1, prv2)
assert.Equal(shared1, shared2)
}
}
开发者ID:utamaro,项目名称:gogotelehash,代码行数:23,代码来源:ecdh_test.go
示例17: GenerateKeys
func GenerateKeys() (PublicKey, PrivateKey, error) {
priv, x, y, err := elliptic.GenerateKey(curve, rand.Reader)
if err != nil {
return nil, nil, err
}
pub := elliptic.Marshal(curve, x, y)
if len(pub) != publicKeySize {
panic("Public key is incorrect size")
}
return pub, priv, nil
}
开发者ID:nimbus-network,项目名称:minimalt-go,代码行数:14,代码来源:minimalt.go
示例18: GenerateEKeyPair
// Generates an ephemeral public key and returns a function that will compute
// the shared secret key. Used in the identify module.
//
// Focuses only on ECDH now, but can be made more general in the future.
func GenerateEKeyPair(curveName string) ([]byte, GenSharedKey, error) {
var curve elliptic.Curve
switch curveName {
case "P-224":
curve = elliptic.P224()
case "P-256":
curve = elliptic.P256()
case "P-384":
curve = elliptic.P384()
case "P-521":
curve = elliptic.P521()
}
priv, x, y, err := elliptic.GenerateKey(curve, rand.Reader)
if err != nil {
return nil, nil, err
}
var pubKey bytes.Buffer
pubKey.Write(x.Bytes())
pubKey.Write(y.Bytes())
done := func(theirPub []byte) ([]byte, error) {
// Verify and unpack node's public key.
curveSize := curve.Params().BitSize
if len(theirPub) != (curveSize / 4) {
return nil, errors.New("Malformed public key.")
}
bound := (curveSize / 8)
x := big.NewInt(0)
y := big.NewInt(0)
x.SetBytes(theirPub[0:bound])
y.SetBytes(theirPub[bound : bound*2])
if !curve.IsOnCurve(x, y) {
return nil, errors.New("Invalid public key.")
}
// Generate shared secret.
secret, _ := curve.ScalarMult(x, y, priv)
return secret.Bytes(), nil
}
return pubKey.Bytes(), done, nil
}
开发者ID:mappum,项目名称:go-ipfs,代码行数:54,代码来源:key.go
示例19: generateKey
func generateKey() *ecdsa.PrivateKey {
prv, x, y, err := elliptic.GenerateKey(elliptic.P521(), rand.Reader)
if err != nil {
fmt.Printf("Key generation failed: %v\n", err.Error())
os.Exit(1)
}
return &ecdsa.PrivateKey{
D: new(big.Int).SetBytes(prv),
PublicKey: ecdsa.PublicKey{
Curve: elliptic.P521(),
X: x,
Y: y,
},
}
}
开发者ID:postfix,项目名称:arx,代码行数:15,代码来源:generate.go
示例20: NegativeTest
func NegativeTest(t *testing.T) {
var vote *Checkbox
c := elliptic.P256()
_, px, py, err := elliptic.GenerateKey(c, rand.Reader)
if err != nil {
t.Fail()
}
vote = VoteZero(c, px, py)
vote.c1, err = rand.Int(rand.Reader, c.Params().N)
if err != nil {
t.Fail()
}
if IsValidBox(c, vote, px, py) {
t.Fail()
}
}
开发者ID:wbl,项目名称:mozvote,代码行数:16,代码来源:checkbox_test.go
注:本文中的crypto/elliptic.GenerateKey函数示例整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。 |
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