bhna.buaa.edu.cn

Issued by 沃通 DV 服务器根证书

About this certificate


This digital certificate with serial number 7a:bf:1b:26:08:7d:30:88:44:99:aa:ec:4e:f1:c1:a0 was issued on by WoSign CA Limited .

While the certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates.

Cerificate errors/warnings *beta

  • ERROR: KeyUsage extension SHOULD be marked as critical when present
  • ERROR: Certificate has key usage [KeyAgreement] set
  • ERROR: Certificate [key exponent should be odd and >2^16: 3]

bhna.buaa.edu.cn

WoSign CA Limited

Organization: WoSign CA Limited

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 7a:bf:1b:26:08:7d:30:88:44:99:aa:ec:4e:f1:c1:a0
Serial Number (int): 163158094824096587701774192245573009824
Serial Number lenght: 127 bits, 16 octets

SubjectKeyId: d9:2a:05:53:76:86:13:db:58:22:14:77:42:85:50:fa:0a:42:69:86
AuthorityKeyId: 32:65:28:32:d6:58:1e:c6:07:bd:a7:e8:f7:28:a9:68:ee:23:a2:15

Fingerprint (sha1): 05:3e:a8:4c:69:82:12:df:07:2e:83:23:64:38:9f:8e:c7:75:06:86
Fingerprint (sha256): d3:d6:85:d1:dc:c8:c0:0b:9b:42:da:67:ff:52:df:c2:81:57:6a:50:5f:77:a1:56:a0:13:0f:d1:d1:95:7e:26

Issuing Certificate URL: http://aia2.wosign.cn/class1.server.ca2.cer

Revocation information

OCSP Server: http://ocsp2.wosign.cn/class1/server/ca2
CRL Distribution Point: http://crls2.wosign.cn/ca2-server-1.crl

Check the revocation status for the current certificate on bhna.buaa.edu.cn
1
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details about this certificate


Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA1 with RSA



Key Usage

Digital Signature
Key Encipherment
Key Agreement

Extended Key Usages

Client Authentication
Server Authentication

Extensions

9 extensions
No unhandled critical extensions



CA Certificate

This is not a CA certificate

Subject Alternative Names

This certificate doesn't contain any other subject alternative names besides the common name of the subject: bhna.buaa.edu.cn

Certificate

The complete raw certificate details in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIEmTCCA4GgAwIBAgIQer8bJgh9MIhEmarsTvHBoDANBgkqhkiG9w0BAQUFADBQ MQswCQYDVQQGEwJDTjEaMBgGA1UEChMRV29TaWduIENBIExpbWl0ZWQxJTAjBgNV BAMMHOayg+mAmiBEViDmnI3liqHlmajmoLnor4HkuaYwHhcNMTQwOTA0MDc0NDQ4 WhcNMTUwOTA0MDc0NDQ4WjAbMRkwFwYDVQQDExBiaG5hLmJ1YWEuZWR1LmNuMIIB IDANBgkqhkiG9w0BAQEFAAOCAQ0AMIIBCAKCAQEApNO5HMg61Fy1UJfvqENLbrTK y9JZgEKrKm7SUUwJw+6T8ZMwKT2eybbGt8FhWil/LmWJJ8UbvmKbTIUKjQF2q/Px tarukufsqp1QGehOYIhC/s/EyL2QKr8Pj+G06Rw8PklJTcGdvNqAMZYN0Bk+5/FK GWV+03h2FyJ4kOOGYhfRKVaZ4Ioj0+BinhblMWMSKdC0zT0mxG5vk+iKigT3f/n+ WsLNVawWwQ1DLGNi1vauFExJAYwLkb3N/Um3Yv08MR5KyHCJiIp4PMDIGF3DFxNs Amjh7jcBxVnWsRScLtL6L5gW5jeGEcxDHBWhFPy6WKobL9VIGowXoaNJzsVUzQIB A6OCAaQwggGgMAsGA1UdDwQEAwIDqDAdBgNVHSUEFjAUBggrBgEFBQcDAgYIKwYB BQUHAwEwCQYDVR0TBAIwADAdBgNVHQ4EFgQU2SoFU3aGE9tYIhR3QoVQ+gpCaYYw HwYDVR0jBBgwFoAUMmUoMtZYHsYHvafo9yipaO4johUwfQYIKwYBBQUHAQEEcTBv MDQGCCsGAQUFBzABhihodHRwOi8vb2NzcDIud29zaWduLmNuL2NsYXNzMS9zZXJ2 ZXIvY2EyMDcGCCsGAQUFBzAChitodHRwOi8vYWlhMi53b3NpZ24uY24vY2xhc3Mx LnNlcnZlci5jYTIuY2VyMDgGA1UdHwQxMC8wLaAroCmGJ2h0dHA6Ly9jcmxzMi53 b3NpZ24uY24vY2EyLXNlcnZlci0xLmNybDAbBgNVHREEFDASghBiaG5hLmJ1YWEu ZWR1LmNuMFEGA1UdIARKMEgwCAYGZ4EMAQIBMDwGDSsGAQQBgptRAwECAQIwKzAp BggrBgEFBQcCARYdaHR0cDovL3d3dy53b3NpZ24uY29tL3BvbGljeS8wDQYJKoZI hvcNAQEFBQADggEBANCYtougSTu0NG5jsZUrItE4Rlr48/VR4Mqt70W+mkxw1nZH 026XGxB17y5bZ7U8Cb4a9BmtPtTTEV22vPQ74nLQ6uXTyTTeEV6CxkgqGVK7h99l nOeKYq7DcxOFvg/l2nFMGXNKckyiBp4o8lyX0U6iTbZ1Vj+Jeh8STPY4N273HnOT VOmKVFZBL6VhOODrQKX4xbdgqiWlAGA0hXBQla49eTr1/e/XEVeon9PEHsPDs8xw MUUxAVojLNOlGAz4djBu7/O+Q1lsTUgLYzzYyeyMTTLrITKqVtvh8aQ6ig8OOQFM JY/s6HLin27a2YfBrVChpoWhLwHFC5cxW5szyYg= -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIDANBgkqhkiG9w0BAQEFAAOCAQ0AMIIBCAKCAQEApNO5HMg61Fy1UJfvqENL brTKy9JZgEKrKm7SUUwJw+6T8ZMwKT2eybbGt8FhWil/LmWJJ8UbvmKbTIUKjQF2 q/Pxtarukufsqp1QGehOYIhC/s/EyL2QKr8Pj+G06Rw8PklJTcGdvNqAMZYN0Bk+ 5/FKGWV+03h2FyJ4kOOGYhfRKVaZ4Ioj0+BinhblMWMSKdC0zT0mxG5vk+iKigT3 f/n+WsLNVawWwQ1DLGNi1vauFExJAYwLkb3N/Um3Yv08MR5KyHCJiIp4PMDIGF3D FxNsAmjh7jcBxVnWsRScLtL6L5gW5jeGEcxDHBWhFPy6WKobL9VIGowXoaNJzsVU zQIBAw== -----END PUBLIC KEY-----

ASN1 Decoded

[c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2 . . . . . . . . [c:0|t:2|false] INTEGER 163158094824096587701774192245573009824 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption) . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'CN' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'WoSign CA Limited' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String '沃通 DV 服务器根证书' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2014-09-04 07:44:48 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2015-09-04 07:44:48 +0000 UTC . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'bhna.buaa.edu.cn' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption) . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (2144 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 20807486564001352986728300622154908419146841787552993123472371719660336224653858115599714901437905161514431278433281711705384444153673730428259429280192040732039058288257348003981865318751417649292513142589250257025809657052424012090462251686137052162356560811090493560139063406418826931720539266647390406850424670837253933400883115058882839305309072851787326990102949256031129593381737832763089330445007957003846308255379594734247970943747863622932933298487337423535793032764230482275371897945287679677742130126634935369363589475854328766401583424808867844592157870564141087563163027028019259288281301180632459990221 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 3 . . . . . . . . [c:2|t:3|true] ORAddress . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (5 bits) 03a8 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes) d92a0553768613db58221477428550fa0a426986 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 32652832d6581ec607bda7e8f728a968ee23a215 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (113 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp2.wosign.cn/class1/server/ca2' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://aia2.wosign.cn/class1.server.ca2.cer' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31 (cRLDistributionPoints) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (49 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://crls2.wosign.cn/ca2-server-1.crl' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'bhna.buaa.edu.cn' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (74 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.36305.3.1.2.1.2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://www.wosign.com/policy/' . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption) . . . . . . . . [c:0|t:5|false] NULL . . . . [c:0|t:3|false] BIT STRING (2048 bits) 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