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phpseclib/tests/Unit/Crypt/EC/KeyTest.php

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<?php
/**
* @author Jim Wigginton <terrafrost@php.net>
* @copyright 2013 Jim Wigginton
* @license http://www.opensource.org/licenses/mit-license.html MIT License
*/
use phpseclib3\Crypt\EC;
use phpseclib3\Crypt\EC\Formats\Keys\PKCS1;
use phpseclib3\Crypt\EC\Formats\Keys\PKCS8;
use phpseclib3\Crypt\EC\Formats\Keys\PuTTY;
use phpseclib3\Crypt\EC\Formats\Keys\OpenSSH;
use phpseclib3\Crypt\EC\Formats\Keys\XML;
use phpseclib3\Crypt\PublicKeyLoader;
use phpseclib3\Crypt\EC\PrivateKey;
class Unit_Crypt_EC_LoadKeyTest extends PhpseclibTestCase
{
// openssl ecparam -name secp256k1 -genkey -noout -out secp256k1.pem
public function testPKCS1PrivateKey()
{
$key = PublicKeyLoader::load($expected = '-----BEGIN EC PRIVATE KEY-----
MHQCAQEEIEzUawcXqUsQhaEQ51JLeOIY0ddzlO2nNgwDk32ETqwkoAcGBSuBBAAK
oUQDQgAEFuVcVb9iCUhg2cknHPE+BouHGhQ39ORjMaMI3T4RfRxr6dj5HAXdEqVZ
1W94KMe30ndmTndcJ8BPeT1Dd15FdQ==
-----END EC PRIVATE KEY-----');
$this->assertSame('secp256k1', $key->getCurve());
//PKCS1::useNamedCurve();
$this->assertSame($expected, $key->toString('PKCS1'));
}
// openssl ecparam -name secp256k1 -genkey -noout -out secp256k1.pem -param_enc explicit
public function testPKCS1PrivateKeySpecifiedCurve()
{
$key = PublicKeyLoader::load('-----BEGIN EC PRIVATE KEY-----
MIIBEwIBAQQgFr6TF5meGfgCXDqVxoSEltGI+T94G42PPbA6/ibq+ouggaUwgaIC
AQEwLAYHKoZIzj0BAQIhAP////////////////////////////////////7///wv
MAYEAQAEAQcEQQR5vmZ++dy7rFWgYpXOhwsHApv82y3OKNlZ8oFbFvgXmEg62ncm
o8RlXaT7/A4RCKj9F7RIpoVUGZxH0I/7ENS4AiEA/////////////////////rqu
3OavSKA7v9JejNA2QUECAQGhRANCAASCTRhjXqmdbqphSdxNkfTNAOmDW5cZ5fnZ
ys0Tk4pUv/XdiMZtVCGTNsotGeFbT5X64JkP/BFi3PVqjwy2VhOc
-----END EC PRIVATE KEY-----');
$this->assertSame('secp256k1', $key->getCurve());
// this key and the above key have a few small differences.
// in both keys the coefficient's are 0 and 7. in the above
// key both coefficients are encoded using a single byte.
// in the following key the coefficient's are encoded
// as 32 bytes (ie. the length of the reduction prime).
// eg. one byte null padded to 32 bytes.
// also, in the above key the cofactor (1; optional) is
// included whereas in the following key it is not
$expected = '-----BEGIN EC PRIVATE KEY-----
MIIBTgIBAQQgFr6TF5meGfgCXDqVxoSEltGI+T94G42PPbA6/ibq+ouggeAwgd0C
AQEwLAYHKoZIzj0BAQIhAP////////////////////////////////////7///wv
MEQEIAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABCAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAABwRBBHm+Zn753LusVaBilc6HCwcCm/zbLc4o
2VnygVsW+BeYSDradyajxGVdpPv8DhEIqP0XtEimhVQZnEfQj/sQ1LgCIQD/////
///////////////+uq7c5q9IoDu/0l6M0DZBQaFEA0IABIJNGGNeqZ1uqmFJ3E2R
9M0A6YNblxnl+dnKzROTilS/9d2Ixm1UIZM2yi0Z4VtPlfrgmQ/8EWLc9WqPDLZW
E5w=
-----END EC PRIVATE KEY-----';
PKCS1::useSpecifiedCurve();
$this->assertSame($expected, $key->toString('PKCS1'));
}
// openssl ecparam -name secp256k1 -genkey -noout -out secp256k1.pem
// openssl pkcs8 -topk8 -nocrypt -in secp256k1.pem -out secp256k1-2.pem
public function testPKCS8PrivateKey()
{
$key = PublicKeyLoader::load($expected = '-----BEGIN PRIVATE KEY-----
MIGEAgEAMBAGByqGSM49AgEGBSuBBAAKBG0wawIBAQQgAYCXwnhqMT6fCIKIkQ0w
cac7QqHrn4TCQMF9a+im74WhRANCAATwCjyGuP8xQbvVjznqazL36oeAnD32I+X2
+wscW3OmyTDpk41HaWYPh+j+BoufsSkCwf8dBRGEQbCieZbbZogy
-----END PRIVATE KEY-----');
$this->assertSame('secp256k1', $key->getCurve());
$this->assertSame($expected, $key->toString('PKCS8'));
}
// openssl ecparam -name secp256k1 -genkey -noout -out secp256k1.pem -param_enc explicit
// openssl pkcs8 -topk8 -nocrypt -in secp256k1.pem -out secp256k1-2.pem
public function testPKCS8PrivateKeySpecifiedCurve()
{
$key = PublicKeyLoader::load('-----BEGIN PRIVATE KEY-----
MIIBIwIBADCBrgYHKoZIzj0CATCBogIBATAsBgcqhkjOPQEBAiEA////////////
/////////////////////////v///C8wBgQBAAQBBwRBBHm+Zn753LusVaBilc6H
CwcCm/zbLc4o2VnygVsW+BeYSDradyajxGVdpPv8DhEIqP0XtEimhVQZnEfQj/sQ
1LgCIQD////////////////////+uq7c5q9IoDu/0l6M0DZBQQIBAQRtMGsCAQEE
IKFfw3vfd5pqA5SZOTFtpr7hdJoKP/rmTPMCggkAOA35oUQDQgAEnX66+UCzUW3T
/fkLGIIfZjJm5bIMwAV85LpDom2hI441JRx+/W4WqtGuW+B/LABS6ZHp+qzepThC
HsjS3Q9Pew==
-----END PRIVATE KEY-----');
$this->assertSame('secp256k1', $key->getCurve());
// see testPKCS1PrivateKeySpecifiedCurve for an explanation
// of how this key and the above key differ
$expected = '-----BEGIN PRIVATE KEY-----
MIIBXgIBADCB6QYHKoZIzj0CATCB3QIBATAsBgcqhkjOPQEBAiEA////////////
/////////////////////////v///C8wRAQgAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAEIAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHBEEE
eb5mfvncu6xVoGKVzocLBwKb/NstzijZWfKBWxb4F5hIOtp3JqPEZV2k+/wOEQio
/Re0SKaFVBmcR9CP+xDUuAIhAP////////////////////66rtzmr0igO7/SXozQ
NkFBBG0wawIBAQQgoV/De993mmoDlJk5MW2mvuF0mgo/+uZM8wKCCQA4DfmhRANC
AASdfrr5QLNRbdP9+QsYgh9mMmblsgzABXzkukOibaEjjjUlHH79bhaq0a5b4H8s
AFLpken6rN6lOEIeyNLdD097
-----END PRIVATE KEY-----';
PKCS8::useSpecifiedCurve();
$this->assertSame($expected, $key->toString('PKCS8'));
}
// openssl ecparam -name sect113r1 -genkey -noout -out sect113r1.pem
public function testBinaryPKCS1PrivateKey()
{
$key = PublicKeyLoader::load($expected = '-----BEGIN EC PRIVATE KEY-----
MEECAQEEDwBZdP4eSzKk/uQa6jdtfKAHBgUrgQQABKEiAyAABAHqCoNb++mK5qvE
c4rCzQEuI19czqvXpEPcAWSXew==
-----END EC PRIVATE KEY-----');
$this->assertSame('sect113r1', $key->getCurve());
PKCS1::useNamedCurve();
$this->assertSame($expected, $key->toString('PKCS1'));
}
// openssl ecparam -name sect113r1 -genkey -noout -out sect113r1.pem -param_enc explicit
public function testBinaryPKCS1PrivateKeySpecifiedCurve()
{
$key = PublicKeyLoader::load('-----BEGIN EC PRIVATE KEY-----
MIHNAgEBBA8AuSc4BeeyYTq9rbSDuL2ggZIwgY8CAQEwHAYHKoZIzj0BAjARAgFx
BgkqhkjOPQECAwICAQkwNwQOMIglDKbnx/5knOhYIPcEDui+5NPiJgdEGIvg6ccj
AxUAEOcjqxTWluZ2h1YVF1b+v4/LSakEHwQAnXNhbzX0qxQH1zViwQ8ApSgwJ3lY
7oTRMV7TGIYCDwEAAAAAAAAA2czsijnlbwIBAqEiAyAABAFC7c50y7uw+iuHeMCt
WwCpKNBUcVeiHme609Dv/g==
-----END EC PRIVATE KEY-----');
$this->assertSame('sect113r1', $key->getCurve());
// this key and the above key have a few small differences.
// the above key has the (optional) seed for the verifiably
// random function whereas the following key does not.
// also, in the above key the cofactor (1; optional) is
// included whereas in the following key it is not
$expected = '-----BEGIN EC PRIVATE KEY-----
MIGxAgEBBA8AuSc4BeeyYTq9rbSDuL2gdzB1AgEBMBwGByqGSM49AQIwEQIBcQYJ
KoZIzj0BAgMCAgEJMCAEDjCIJQym58f+ZJzoWCD3BA7ovuTT4iYHRBiL4OnHIwQf
BACdc2FvNfSrFAfXNWLBDwClKDAneVjuhNExXtMYhgIPAQAAAAAAAADZzOyKOeVv
oSIDIAAEAULtznTLu7D6K4d4wK1bAKko0FRxV6IeZ7rT0O/+
-----END EC PRIVATE KEY-----';
PKCS1::useSpecifiedCurve();
$this->assertSame($expected, $key->toString('PKCS1'));
}
// openssl ecparam -name sect113r1 -genkey -noout -out sect113r1.pem
// openssl pkcs8 -topk8 -nocrypt -in sect113r1.pem -out sect113r1-2.pem
// sect113r1's reduction polynomial is a trinomial
public function testBinaryPKCS8PrivateKey()
{
$key = PublicKeyLoader::load($expected = '-----BEGIN PRIVATE KEY-----
MFECAQAwEAYHKoZIzj0CAQYFK4EEAAQEOjA4AgEBBA8A5OuqAY8HYoFOaz9mE6mh
IgMgAAQASF3rOTPXvH0QdRBvsrMBdLMf27yd8AWABrZTxvI=
-----END PRIVATE KEY-----');
$this->assertSame('sect113r1', $key->getCurve());
PKCS8::useNamedCurve();
$this->assertSame($expected, $key->toString('PKCS8'));
}
// openssl ecparam -name sect113r1 -genkey -noout -out sect113r1.pem -param_enc explicit
// openssl pkcs8 -topk8 -nocrypt -in sect113r1.pem -out sect113r1-2.pem
public function testBinaryPKCS8PrivateKeySpecifiedCurve()
{
$key = PublicKeyLoader::load('-----BEGIN PRIVATE KEY-----
MIHdAgEAMIGbBgcqhkjOPQIBMIGPAgEBMBwGByqGSM49AQIwEQIBcQYJKoZIzj0B
AgMCAgEJMDcEDjCIJQym58f+ZJzoWCD3BA7ovuTT4iYHRBiL4OnHIwMVABDnI6sU
1pbmdodWFRdW/r+Py0mpBB8EAJ1zYW819KsUB9c1YsEPAKUoMCd5WO6E0TFe0xiG
Ag8BAAAAAAAAANnM7Io55W8CAQIEOjA4AgEBBA8AXtfDMRsRTx8snPbWHquhIgMg
AAQA9xdWGJ6vV23+vkdq0C8BLJVg5E3amMyf/5keGa4=
-----END PRIVATE KEY-----');
$this->assertSame('sect113r1', $key->getCurve());
// see testBinaryPKCS1PrivateKeySpecifiedCurve() for an
// explanation of the differences between the above key
// and the following key
$expected = '-----BEGIN PRIVATE KEY-----
MIHCAgEAMIGABgcqhkjOPQIBMHUCAQEwHAYHKoZIzj0BAjARAgFxBgkqhkjOPQEC
AwICAQkwIAQOMIglDKbnx/5knOhYIPcEDui+5NPiJgdEGIvg6ccjBB8EAJ1zYW81
9KsUB9c1YsEPAKUoMCd5WO6E0TFe0xiGAg8BAAAAAAAAANnM7Io55W8EOjA4AgEB
BA8AXtfDMRsRTx8snPbWHquhIgMgAAQA9xdWGJ6vV23+vkdq0C8BLJVg5E3amMyf
/5keGa4=
-----END PRIVATE KEY-----';
PKCS8::useSpecifiedCurve();
$this->assertSame($expected, $key->toString('PKCS8'));
}
// openssl ecparam -name sect131r1 -genkey -noout -out sect131r1.pem -param_enc explicit
// sect131r1's reduction polynomial is a pentanomial
public function testBinaryPentanomialPKCS1PrivateKey()
{
$key = PublicKeyLoader::load('-----BEGIN EC PRIVATE KEY-----
MIHoAgEBBBECPEK9NCISWf2riBsORoTM+6CBpzCBpAIBATAlBgcqhkjOPQECMBoC
AgCDBgkqhkjOPQECAwMwCQIBAgIBAwIBCDA9BBEHoRsJp2tWIURBj/P/jCVwuAQR
AhfAVhCIS2O5xscpFnj500EDFQBNaW5naHVhUXWYW9OtutohtDqX4gQjBACBuvkf
35gzxA+cGBNDY4OZB4xufqOMAB9zyBNLG0754VACEQQAAAAAAAAAAjEjlTqUZLVN
AgECoSYDJAAEBEIolGjo5lnsYqNagqYPOaEGOglkllDO2aWPtB6n+x/WXw==
-----END EC PRIVATE KEY-----');
$this->assertSame('sect131r1', $key->getCurve());
// see testBinaryPKCS1PrivateKeySpecifiedCurve() for an
// explanation of the differences between the above key
// and the following key
$expected = '-----BEGIN EC PRIVATE KEY-----
MIHOAgEBBBECPEK9NCISWf2riBsORoTM+6CBjTCBigIBATAlBgcqhkjOPQECMBoC
AgCDBgkqhkjOPQECAwMwCQIBAgIBAwIBCDAmBBEHoRsJp2tWIURBj/P/jCVwuAQR
AhfAVhCIS2O5xscpFnj500EEIwQAgbr5H9+YM8QPnBgTQ2ODmQeMbn6jjAAfc8gT
SxtO+eFQAhEEAAAAAAAAAAIxI5U6lGS1TaEmAyQABARCKJRo6OZZ7GKjWoKmDzmh
BjoJZJZQztmlj7Qep/sf1l8=
-----END EC PRIVATE KEY-----';
PKCS1::useSpecifiedCurve();
$this->assertSame($expected, $key->toString('PKCS1'));
}
// from https://tools.ietf.org/html/draft-ietf-curdle-pkix-07#section-10.1
public function testEd25519PublicKey()
{
$key = PublicKeyLoader::load('-----BEGIN PUBLIC KEY-----
MCowBQYDK2VwAyEAGb9ECWmEzf6FQbrBZ9w7lshQhqowtrbLDFw4rXAxZuE=
-----END PUBLIC KEY-----');
$this->assertSame('Ed25519', $key->getCurve());
// in the above key AlgorithmIdentifier has a single "child". in the
// following key it has two. The second one is ("optional") NULL.
// https://security.stackexchange.com/q/110330/15922 elaborates on
// why phpseclib is encoding the NULL as opposed to omitting it.
$expected = '-----BEGIN PUBLIC KEY-----
MCwwBwYDK2VwBQADIQAZv0QJaYTN/oVBusFn3DuWyFCGqjC2tssMXDitcDFm4Q==
-----END PUBLIC KEY-----';
$this->assertSame($expected, $key->toString('PKCS8'));
}
// from https://tools.ietf.org/html/draft-ietf-curdle-pkix-07#section-10.3
public function testEd25519PrivateKey()
{
// without public key (public key should be derived)
$key = PublicKeyLoader::load('-----BEGIN PRIVATE KEY-----
MC4CAQAwBQYDK2VwBCIEINTuctv5E1hK1bbY8fdp+K06/nwoy/HU++CXqI9EdVhC
-----END PRIVATE KEY-----');
$this->assertSame('Ed25519', $key->getCurve());
$this->assertSame('Ed25519', $key->getPublicKey()->getCurve());
// with public key
$key = PublicKeyLoader::load('-----BEGIN PRIVATE KEY-----
MHICAQEwBQYDK2VwBCIEINTuctv5E1hK1bbY8fdp+K06/nwoy/HU++CXqI9EdVhC
oB8wHQYKKoZIhvcNAQkJFDEPDA1DdXJkbGUgQ2hhaXJzgSEAGb9ECWmEzf6FQbrB
Z9w7lshQhqowtrbLDFw4rXAxZuE=
-----END PRIVATE KEY-----');
$this->assertSame('Ed25519', $key->getCurve());
$this->assertSame('Ed25519', $key->getPublicKey()->getCurve());
// the above key not only omits NULL - it also includes a
// unstructuredName attribute with a value of "Curdle Chairs"
// that the following key does not have
$expected = '-----BEGIN PRIVATE KEY-----
MFMCAQEwBwYDK2VwBQAEIgQg1O5y2/kTWErVttjx92n4rTr+fCjL8dT74Jeoj0R1
WEKBIQAZv0QJaYTN/oVBusFn3DuWyFCGqjC2tssMXDitcDFm4Q==
-----END PRIVATE KEY-----';
$this->assertSame($expected, $key->toString('PKCS8'));
$expected = EC::createKey('Ed25519')->toString('PKCS8');
$key = PublicKeyLoader::load($expected);
$this->assertSame('Ed25519', $key->getCurve());
$this->assertSame('Ed25519', $key->getPublicKey()->getCurve());
}
public function testPuTTYnistp256()
{
$key = PublicKeyLoader::load($expected = 'PuTTY-User-Key-File-2: ecdsa-sha2-nistp256
Encryption: none
Comment: ecdsa-key-20181105
Public-Lines: 3
AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBJEXCsWA8s18
m25MJlVE1urbXPYFi4q8oMbb2H0kE2f5WPxizsKXRmb1J68paXQizryL9fC4FTqI
CJ1+UnaPfk0=
Private-Lines: 1
AAAAIQDwaPlajbXY1SxhuwsUqN1CEZ5g4adsbmJsKm+ZbUVm4g==
Private-MAC: b85ca0eb7c612df5d18af85128821bd53faaa3ef
');
$this->assertSame('secp256r1', $key->getCurve());
PuTTY::setComment('ecdsa-key-20181105');
$this->assertSame($expected, $key->toString('PuTTY'));
$key = PublicKeyLoader::load($expected = 'ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBJEXCsWA8s18m25MJlVE1urbXPYFi4q8oMbb2H0kE2f5WPxizsKXRmb1J68paXQizryL9fC4FTqICJ1+UnaPfk0= ecdsa-key-20181105');
$this->assertSame('secp256r1', $key->getCurve());
OpenSSH::setComment('ecdsa-key-20181105');
$this->assertSame($expected, $key->toString('OpenSSH'));
}
public function testPuTTYnistp384()
{
$key = PublicKeyLoader::load($expected = 'PuTTY-User-Key-File-2: ecdsa-sha2-nistp384
Encryption: none
Comment: ecdsa-key-20181105
Public-Lines: 3
AAAAE2VjZHNhLXNoYTItbmlzdHAzODQAAAAIbmlzdHAzODQAAABhBOI53wHG3Cdc
AJZq5PXWZAEAxxsNVFQlQgOX9toWEOgqQF5LbK2nWLKRvaHMzocUXaTYZDccSS0A
TZFPT3j1Er1LU9cu4PHpyS07v262jdzkxIvKCPcAeISuV80MC7rHog==
Private-Lines: 2
AAAAMQCEMkGMDg6N7bUqdvLXe0YmY4qBSi8hmAuMvU38RDoVFVmV+R4RYmMueyrX
be9Oyus=
Private-MAC: 97a990a3d5f6b8f268d4be9c4ab9ebfd8fa79849
');
$this->assertSame('secp384r1', $key->getCurve());
PuTTY::setComment('ecdsa-key-20181105');
$this->assertSame($expected, $key->toString('PuTTY'));
$key = PublicKeyLoader::load($expected = 'ecdsa-sha2-nistp384 AAAAE2VjZHNhLXNoYTItbmlzdHAzODQAAAAIbmlzdHAzODQAAABhBOI53wHG3CdcAJZq5PXWZAEAxxsNVFQlQgOX9toWEOgqQF5LbK2nWLKRvaHMzocUXaTYZDccSS0ATZFPT3j1Er1LU9cu4PHpyS07v262jdzkxIvKCPcAeISuV80MC7rHog== ecdsa-key-20181105');
$this->assertSame('secp384r1', $key->getCurve());
OpenSSH::setComment('ecdsa-key-20181105');
$this->assertSame($expected, $key->toString('OpenSSH'));
}
public function testPuTTYnistp521()
{
$key = PublicKeyLoader::load($expected = 'PuTTY-User-Key-File-2: ecdsa-sha2-nistp521
Encryption: none
Comment: ecdsa-key-20181105
Public-Lines: 4
AAAAE2VjZHNhLXNoYTItbmlzdHA1MjEAAAAIbmlzdHA1MjEAAACFBAF1Eg0MjaJw
ooFj6HCNh4RWbvmQRY+sdczJyBdT3EaTc/6IUcCfW7w7rAeRp2CDdE9RlAVD8IuL
qW7DJH06Xeov8wBO5G6jUqXu0rlHsOSiC6VcCxBJuWVNB1IorHnS7PX0f6HdLlIE
me73P77drqpn5YY0XLtP6hFrF7H5XfCxpNyaJA==
Private-Lines: 2
AAAAQgHJl8/dIArolFymdzhagXCfd2l8UF3CQXWGVGDQ0R04nnntlyztYiVdRXXK
r84NnzS7dJcAsR9YaUOZ69NRKNiUAQ==
Private-MAC: 6d49ce289b85549a43d74422dd8bb3ba8798c72c
');
$this->assertSame('secp521r1', $key->getCurve());
PuTTY::setComment('ecdsa-key-20181105');
$this->assertSame($expected, $key->toString('PuTTY'));
$key = PublicKeyLoader::load($expected = 'ecdsa-sha2-nistp521 AAAAE2VjZHNhLXNoYTItbmlzdHA1MjEAAAAIbmlzdHA1MjEAAACFBAF1Eg0MjaJwooFj6HCNh4RWbvmQRY+sdczJyBdT3EaTc/6IUcCfW7w7rAeRp2CDdE9RlAVD8IuLqW7DJH06Xeov8wBO5G6jUqXu0rlHsOSiC6VcCxBJuWVNB1IorHnS7PX0f6HdLlIEme73P77drqpn5YY0XLtP6hFrF7H5XfCxpNyaJA== ecdsa-key-20181105');
$this->assertSame('secp521r1', $key->getCurve());
OpenSSH::setComment('ecdsa-key-20181105');
$this->assertSame($expected, $key->toString('OpenSSH'));
}
public function testPuTTYed25519()
{
$key = PublicKeyLoader::load($expected = 'PuTTY-User-Key-File-2: ssh-ed25519
Encryption: none
Comment: ed25519-key-20181105
Public-Lines: 2
AAAAC3NzaC1lZDI1NTE5AAAAIC6I6RyYAqtBcWXws9EDqGbhFtc5rKG4NMn/G7te
mQtu
Private-Lines: 1
AAAAIAHu1uI7dxFzo/SleEI2CekXKmgqlXwOgvfaRWxiX4Jd
Private-MAC: 8a06821a1c8b8b40fc40f876e543c4ea3fb81bb9
');
$this->assertSame('Ed25519', $key->getCurve());
PuTTY::setComment('ed25519-key-20181105');
$this->assertSame($expected, $key->toString('PuTTY'));
$key = PublicKeyLoader::load($expected = 'ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIC6I6RyYAqtBcWXws9EDqGbhFtc5rKG4NMn/G7temQtu ed25519-key-20181105');
$this->assertSame('Ed25519', $key->getCurve());
OpenSSH::setComment('ed25519-key-20181105');
$this->assertSame($expected, $key->toString('OpenSSH'));
}
public function testlibsodium()
{
if (!function_exists('sodium_crypto_sign_keypair')) {
self::markTestSkipped('libsodium extension is not available.');
}
$kp = sodium_crypto_sign_keypair();
$key = EC::loadFormat('libsodium', $expected = sodium_crypto_sign_secretkey($kp));
$this->assertSame('Ed25519', $key->getCurve());
$this->assertSame($expected, $key->toString('libsodium'));
$key = EC::loadFormat('libsodium', $expected = sodium_crypto_sign_publickey($kp));
$this->assertSame('Ed25519', $key->getCurve());
$this->assertSame($expected, $key->toString('libsodium'));
}
// ssh-keygen -t ed25519
public function testOpenSSHPrivateKey()
{
$key = PublicKeyLoader::load('-----BEGIN OPENSSH PRIVATE KEY-----
b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAMwAAAAtzc2gtZW
QyNTUxOQAAACCpm7dS1/WDTW+uuhp2+aFLPKaJle6+oJqDGLXhlQAX4AAAAJg8TmN5PE5j
eQAAAAtzc2gtZWQyNTUxOQAAACCpm7dS1/WDTW+uuhp2+aFLPKaJle6+oJqDGLXhlQAX4A
AAAEDltCTSbrr42IS4hhkS6ly0W2XItRQwxjLT+03bIyA+V6mbt1LX9YNNb666Gnb5oUs8
pomV7r6gmoMYteGVABfgAAAAD3ZhZ3JhbnRAdmFncmFudAECAwQFBg==
-----END OPENSSH PRIVATE KEY-----');
$this->assertSame('Ed25519', $key->getCurve());
// testing this key is a little difficult because of this format's
// two back to back checkint fields. both fields correspond to the
// same randomly generated number. ostensibly this let's you verify
// successful decryption of encrypted keys but phpseclib doesn't
// support encrypted keys
// none-the-less, because of the randomized component we can't easily
// see if the key string is equal to another known string
$key2 = PublicKeyLoader::load($key->toString('OpenSSH'));
$this->assertSame('Ed25519', $key2->getCurve());
}
// from https://www.w3.org/TR/xmldsig-core/#sec-RFC4050Compat
public function testXMLKey()
{
$key = PublicKeyLoader::load($orig = '<ECDSAKeyValue xmlns="http://www.w3.org/2001/04/xmldsig-more#">
<DomainParameters>
<NamedCurve URN="urn:oid:1.2.840.10045.3.1.7" />
</DomainParameters>
<PublicKey>
<X Value="58511060653801744393249179046482833320204931884267326155134056258624064349885" />
<Y Value="102403352136827775240910267217779508359028642524881540878079119895764161434936" />
</PublicKey>
</ECDSAKeyValue>');
$this->assertSame('secp256r1', $key->getCurve());
XML::enableRFC4050Syntax();
$dom = new DOMDocument();
$dom->preserveWhiteSpace = false;
$dom->loadXML($orig);
$expected = $dom->C14N();
//$dom = new DOMDocument();
//$dom->preserveWhiteSpace = false;
$dom->loadXML($key->toString('XML'));
$actual = $dom->C14N();
$this->assertSame($expected, $actual);
}
public static function assertSame($expected, $actual, $message = '')
{
$expected = str_replace("\r\n", "\n", $expected);
$actual = str_replace("\r\n", "\n", $actual);
return parent::assertSame($expected, $actual, $message);
}
public function testOpenSSHPrivateEC()
{
$key = '-----BEGIN OPENSSH PRIVATE KEY-----
b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAaAAAABNlY2RzYS
1zaGEyLW5pc3RwMjU2AAAACG5pc3RwMjU2AAAAQQTk2tbDiyQPzljR+LLIsMzJiwqkfHkG
StUt3kO00FKMoYv3RJfP6mqdE3E3pPcT5cBg4yB+KzYsYDxwuBc03oQcAAAAqCTU2l0k1N
pdAAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBOTa1sOLJA/OWNH4
ssiwzMmLCqR8eQZK1S3eQ7TQUoyhi/dEl8/qap0TcTek9xPlwGDjIH4rNixgPHC4FzTehB
wAAAAgZ8mK8+EsQ46susQn4mwMNmpvTaKX9Q9KDvOrzotP2qgAAAAMcm9vdEB2YWdyYW50
AQIDBA==
-----END OPENSSH PRIVATE KEY-----';
$key = PublicKeyLoader::load($key);
$key2 = PublicKeyLoader::load($key->toString('OpenSSH'));
$this->assertInstanceOf(PrivateKey::class, $key2);
$sig = $key->sign('zzz');
$key = 'ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBOTa1sOLJA/OWNH4ssiwzMmLCqR8eQZK1S3eQ7TQUoyhi/dEl8/qap0TcTek9xPlwGDjIH4rNixgPHC4FzTehBw= root@vagrant';
$key = PublicKeyLoader::load($key);
$this->assertTrue($key->verify('zzz', $sig));
}
public function testOpenSSHPrivateEd25519()
{
$key = '-----BEGIN OPENSSH PRIVATE KEY-----
b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAMwAAAAtzc2gtZW
QyNTUxOQAAACChhCZwqkIh43AfURPOgbyYeZRCKvd4jFcyAK4xmiqxQwAAAJDqGgwS6hoM
EgAAAAtzc2gtZWQyNTUxOQAAACChhCZwqkIh43AfURPOgbyYeZRCKvd4jFcyAK4xmiqxQw
AAAEDzL/Yl1Vr/5MxhIIEkVKXBMEIumVG8gUjT9i2PTGSehqGEJnCqQiHjcB9RE86BvJh5
lEIq93iMVzIArjGaKrFDAAAADHJvb3RAdmFncmFudAE=
-----END OPENSSH PRIVATE KEY-----';
$key = PublicKeyLoader::load($key);
$sig = $key->sign('zzz');
$sig2 = $key->withSignatureFormat('SSH2')->sign('zzz');
$key = 'ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIKGEJnCqQiHjcB9RE86BvJh5lEIq93iMVzIArjGaKrFD root@vagrant';
$key = PublicKeyLoader::load($key);
$this->assertTrue($key->verify('zzz', $sig));
$this->assertTrue($key->withSignatureFormat('SSH2')->verify('zzz', $sig2));
}
}
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