1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
|
var forge = require('../js/forge');
try {
// generate a keypair
console.log('Generating 1024-bit key-pair...');
var keys = forge.pki.rsa.generateKeyPair(1024);
console.log('Key-pair created.');
// create a certificate
console.log('Creating self-signed certificate...');
var cert = forge.pki.createCertificate();
cert.publicKey = keys.publicKey;
cert.serialNumber = '01';
cert.validity.notBefore = new Date();
cert.validity.notAfter = new Date();
cert.validity.notAfter.setFullYear(cert.validity.notBefore.getFullYear() + 1);
var attrs = [{
name: 'commonName',
value: 'example.org'
}, {
name: 'countryName',
value: 'US'
}, {
shortName: 'ST',
value: 'Virginia'
}, {
name: 'localityName',
value: 'Blacksburg'
}, {
name: 'organizationName',
value: 'Test'
}, {
shortName: 'OU',
value: 'Test'
}];
cert.setSubject(attrs);
cert.setIssuer(attrs);
cert.setExtensions([{
name: 'basicConstraints',
cA: true
}, {
name: 'keyUsage',
keyCertSign: true,
digitalSignature: true,
nonRepudiation: true,
keyEncipherment: true,
dataEncipherment: true
}, {
name: 'subjectAltName',
altNames: [{
type: 6, // URI
value: 'http://example.org/webid#me'
}]
}]);
// self-sign certificate
cert.sign(keys.privateKey);
console.log('Certificate created.');
// create PKCS12
console.log('\nCreating PKCS#12...');
var password = 'password';
var newPkcs12Asn1 = forge.pkcs12.toPkcs12Asn1(
keys.privateKey, [cert], password,
{generateLocalKeyId: true, friendlyName: 'test'});
var newPkcs12Der = forge.asn1.toDer(newPkcs12Asn1).getBytes();
console.log('\nBase64-encoded new PKCS#12:');
console.log(forge.util.encode64(newPkcs12Der));
// create CA store (w/own certificate in this example)
var caStore = forge.pki.createCaStore([cert]);
console.log('\nLoading new PKCS#12 to confirm...');
loadPkcs12(newPkcs12Der, password, caStore);
} catch(ex) {
if(ex.stack) {
console.log(ex.stack);
} else {
console.log('Error', ex);
}
}
function loadPkcs12(pkcs12Der, password, caStore) {
var pkcs12Asn1 = forge.asn1.fromDer(pkcs12Der);
var pkcs12 = forge.pkcs12.pkcs12FromAsn1(pkcs12Asn1, false, password);
// load keypair and cert chain from safe content(s) and map to key ID
var map = {};
for(var sci = 0; sci < pkcs12.safeContents.length; ++sci) {
var safeContents = pkcs12.safeContents[sci];
console.log('safeContents ' + (sci + 1));
for(var sbi = 0; sbi < safeContents.safeBags.length; ++sbi) {
var safeBag = safeContents.safeBags[sbi];
console.log('safeBag.type: ' + safeBag.type);
var localKeyId = null;
if(safeBag.attributes.localKeyId) {
localKeyId = forge.util.bytesToHex(
safeBag.attributes.localKeyId[0]);
console.log('localKeyId: ' + localKeyId);
if(!(localKeyId in map)) {
map[localKeyId] = {
privateKey: null,
certChain: []
};
}
} else {
// no local key ID, skip bag
continue;
}
// this bag has a private key
if(safeBag.type === forge.pki.oids.pkcs8ShroudedKeyBag) {
console.log('found private key');
map[localKeyId].privateKey = safeBag.key;
} else if(safeBag.type === forge.pki.oids.certBag) {
// this bag has a certificate
console.log('found certificate');
map[localKeyId].certChain.push(safeBag.cert);
}
}
}
console.log('\nPKCS#12 Info:');
for(var localKeyId in map) {
var entry = map[localKeyId];
console.log('\nLocal Key ID: ' + localKeyId);
if(entry.privateKey) {
var privateKeyP12Pem = forge.pki.privateKeyToPem(entry.privateKey);
var encryptedPrivateKeyP12Pem = forge.pki.encryptRsaPrivateKey(
entry.privateKey, password);
console.log('\nPrivate Key:');
console.log(privateKeyP12Pem);
console.log('Encrypted Private Key (password: "' + password + '"):');
console.log(encryptedPrivateKeyP12Pem);
} else {
console.log('');
}
if(entry.certChain.length > 0) {
console.log('Certificate chain:');
var certChain = entry.certChain;
for(var i = 0; i < certChain.length; ++i) {
var certP12Pem = forge.pki.certificateToPem(certChain[i]);
console.log(certP12Pem);
}
var chainVerified = false;
try {
chainVerified = forge.pki.verifyCertificateChain(caStore, certChain);
} catch(ex) {
chainVerified = ex;
}
console.log('Certificate chain verified: ', chainVerified);
}
}
}
|
