vpn.imm.ac.cn

Issued by WoSign CA Free SSL Certificate G2

About this certificate


This digital certificate with serial number 47:90:64:15:03:8b:90:dd:80:0c:c5:62:8f:14:60:56 was issued on by WoSign CA Limited .

This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com.

Cerificate errors/warnings *beta

  • ERROR: KeyUsage extension SHOULD be marked as critical when present

vpn.imm.ac.cn

WoSign CA Limited

Organization: WoSign CA Limited

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This certificate will expire on

Certificate Details

Serial Number (hex): 47:90:64:15:03:8b:90:dd:80:0c:c5:62:8f:14:60:56
Serial Number (int): 95124908354206999946393585884717146198
Serial Number lenght: 127 bits, 16 octets

SubjectKeyId: 99:ee:5e:d6:d3:cc:a3:4e:2a:53:32:ed:f6:78:6a:b8:65:e2:93:00
AuthorityKeyId: d2:a7:16:20:7c:af:d9:95:9e:eb:43:0a:19:f2:e0:b9:74:0e:a8:c7

Fingerprint (sha1): 28:ae:7b:3d:34:7d:4c:7c:2e:a0:05:33:39:87:b6:06:fc:9c:e3:2e
Fingerprint (sha256): 09:8b:e2:7e:ff:8c:0b:cf:33:17:c6:89:ec:2f:ab:5c:b0:8d:5f:8d:bc:0c:a3:6e:52:9c:68:a7:97:cf:ee:60

Issuing Certificate URL: http://aia6.wosign.com/ca6.server1.free.cer

Revocation information

OCSP Server: http://ocsp6.wosign.com/ca6/server1/free
CRL Distribution Point: http://crls6.wosign.com/ca6-server1-free.crl

Check the revocation status for the current certificate on vpn.imm.ac.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

SHA256 with RSA



Key Usage

Digital Signature
Key Encipherment

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: vpn.imm.ac.cn

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIEnzCCA4egAwIBAgIQR5BkFQOLkN2ADMVijxRgVjANBgkqhkiG9w0BAQsFADBV MQswCQYDVQQGEwJDTjEaMBgGA1UEChMRV29TaWduIENBIExpbWl0ZWQxKjAoBgNV BAMTIVdvU2lnbiBDQSBGcmVlIFNTTCBDZXJ0aWZpY2F0ZSBHMjAeFw0xNTA4MjUy MzUyNDhaFw0xODA4MjUyMzUyNDhaMBgxFjAUBgNVBAMMDXZwbi5pbW0uYWMuY24w ggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQChicN6QzzOHVvmeWOJLKKU ba7LtKQQK4o1up2SoNbQKTleCrd6d+elnJBId5v4fdSkrbPuYFVz9YoCJo7WM8TS HGNmjmC4EXdvfRFIsEfOn4ZhPOYX15MfN8GkjzJw7R/4QqXSkPJg3thvlRDigmP7 qgT1p+czMIKgIjhwd5nqH38pLg7Tjzl4yogW8weDKK2ivbVF/sNQuBG6Eem3HlrF uE4euDWpUO4URMmFPApxRp4KS6lf/PJQBCu8w+4VDSLuVHSzwbl1S7Y8tTMhqe7X Eea4C2VNhHdBPY2Uddj8bBIj36+FDZGBs2HM6RDo5K8L3kLlG0/1B7SMQEGq1zlz AgMBAAGjggGmMIIBojALBgNVHQ8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwIG CCsGAQUFBwMBMAkGA1UdEwQCMAAwHQYDVR0OBBYEFJnuXtbTzKNOKlMy7fZ4arhl 4pMAMB8GA1UdIwQYMBaAFNKnFiB8r9mVnutDChny4Ll0DqjHMH0GCCsGAQUFBwEB BHEwbzA0BggrBgEFBQcwAYYoaHR0cDovL29jc3A2Lndvc2lnbi5jb20vY2E2L3Nl cnZlcjEvZnJlZTA3BggrBgEFBQcwAoYraHR0cDovL2FpYTYud29zaWduLmNvbS9j YTYuc2VydmVyMS5mcmVlLmNlcjA9BgNVHR8ENjA0MDKgMKAuhixodHRwOi8vY3Js czYud29zaWduLmNvbS9jYTYtc2VydmVyMS1mcmVlLmNybDAYBgNVHREEETAPgg12 cG4uaW1tLmFjLmNuMFEGA1UdIARKMEgwCAYGZ4EMAQIBMDwGDSsGAQQBgptRBgEC AgEwKzApBggrBgEFBQcCARYdaHR0cDovL3d3dy53b3NpZ24uY29tL3BvbGljeS8w DQYJKoZIhvcNAQELBQADggEBADCEjIkjY+rE5cYNBgV/4jwF35KYA+2Bh02gTviD S6W8SssX9wGY0CArBcDEBXB/IYotS+tFv8FQ/+SzTUOh/RX4QFmHGQxxMOC8hNfo g5WJqO3NXkUDyqpbsUQn26u57FgA6rhJTzDiUWVASmGXZWMxOVEYOBJ6JuFiMz9m N1z/SP/PieTnE+Fu9GRwnj7HoivPQN0lzAr7H2GhadQpL1ZBP5J/WBnMz0/oJ8Oy BEPacSQopo58ivlDFH0dVj4Xy8mrkNs9btNqJQ1cyxxVTfFtIgLyEnQCf6Wio4dG WMjsU7njh/Fzk+XxBT0PkHDput23oXOUs0B01w5QL3hKKwE= -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAoYnDekM8zh1b5nljiSyi lG2uy7SkECuKNbqdkqDW0Ck5Xgq3enfnpZyQSHeb+H3UpK2z7mBVc/WKAiaO1jPE 0hxjZo5guBF3b30RSLBHzp+GYTzmF9eTHzfBpI8ycO0f+EKl0pDyYN7Yb5UQ4oJj +6oE9afnMzCCoCI4cHeZ6h9/KS4O0485eMqIFvMHgyitor21Rf7DULgRuhHptx5a xbhOHrg1qVDuFETJhTwKcUaeCkupX/zyUAQrvMPuFQ0i7lR0s8G5dUu2PLUzIanu 1xHmuAtlTYR3QT2NlHXY/GwSI9+vhQ2RgbNhzOkQ6OSvC95C5RtP9Qe0jEBBqtc5 cwIDAQAB -----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 95124908354206999946393585884717146198 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption) . . . . . . . . . . . . [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:19|false] PrintableString 'WoSign CA Free SSL Certificate G2' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2015-08-25 23:52:48 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-08-25 23:52:48 +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:12|false] UTF8String 'vpn.imm.ac.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 (2160 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 20392300854894264586366121570753257612947007179591169012710634139906692099568999968256746787025756214517640794297664542769806852915443386186574011830810652873754228227116885227995895717568831455370493412762138011172838066300400860694319896827124893162293306954650711287694806640507910460478681484601590155968183784772179958167444971087513025113080303576253930894398884080623670236454179893374895700688306664573554795422195735994596976175511953959806743310565932991079759644865685998544516565413333601299890423171622173165319324743888383305889220800422880505617300027485824389964343996992964620612925434047788951746931 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537 . . . . . . . . [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 (3 bits) 05a0 . . . . . . . . . . . . . . . . [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) 99ee5ed6d3cca34e2a5332edf6786ab865e29300 . . . . . . . . . . . . . . . . [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 d2a716207cafd9959eeb430a19f2e0b9740ea8c7 . . . . . . . . . . . . . . . . [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://ocsp6.wosign.com/ca6/server1/free' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://aia6.wosign.com/ca6.server1.free.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 (54 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://crls6.wosign.com/ca6-server1-free.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 (17 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'vpn.imm.ac.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 1.3.6.1.4.1.36305.6.1.2.2.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 1.2.840.113549.1.1.11 (sha256WithRSAEncryption) . . . . . . . . [c:0|t:5|false] NULL . . . . [c:0|t:3|false] BIT STRING (2048 bits) 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