www.ll.mit.edu

Issued by Entrust Certification Authority - L1K

About this certificate


This digital certificate with serial number 50:d4:9e:17 was issued on by Entrust, Inc. .

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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

MIT Lincoln Laboratory

Organization: MIT Lincoln Laboratory
State / Province: Massachusetts
Locality: Lexington
Country: US

Entrust, Inc.

Organization: Entrust, Inc.
Organization unit: See www.entrust.net/legal-terms
Organization unit: (c) 2012 Entrust, Inc. - for authorized use only
State / Province: Massachusetts
Locality: Lexington
Country: US

Time untill certificate expires

This certificate will expire on

Certificate Details

Serial Number (hex): 50:d4:9e:17
Serial Number (int): 1356111383
Serial Number lenght: 31 bits, 4 octets

SubjectKeyId: 72:5c:9f:32:60:21:ad:6b:69:3f:16:be:40:d7:71:84:c4:af:d0:f0
AuthorityKeyId: 82:a2:70:74:dd:bc:53:3f:cf:7b:d4:f7:cd:7f:a7:60:c6:0a:4c:bf

Fingerprint (sha1): ec:ce:a5:42:a5:ec:1d:c6:1e:aa:69:ea:a8:72:12:6e:6f:50:b3:77
Fingerprint (sha256): b8:96:0c:78:01:5c:39:b7:9e:6e:84:be:50:28:16:22:71:58:fa:3e:7f:4a:37:6d:32:95:40:7d:14:d3:b9:57

Issuing Certificate URL: http://aia.entrust.net/l1k-chain256.cer

Revocation information

OCSP Server: http://ocsp.entrust.net
CRL Distribution Point: http://crl.entrust.net/level1k.crl

Check the revocation status for the current certificate on www.ll.mit.edu
2
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

Server Authentication
Client Authentication

Extensions

9 extensions
No unhandled critical extensions



CA Certificate

This is not a CA certificate

Subject Alternative Names

llwebprod2.ll.mit.edu
www.ll.mit.edu

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIFRzCCBC+gAwIBAgIEUNSeFzANBgkqhkiG9w0BAQsFADCBujELMAkGA1UEBhMC VVMxFjAUBgNVBAoTDUVudHJ1c3QsIEluYy4xKDAmBgNVBAsTH1NlZSB3d3cuZW50 cnVzdC5uZXQvbGVnYWwtdGVybXMxOTA3BgNVBAsTMChjKSAyMDEyIEVudHJ1c3Qs IEluYy4gLSBmb3IgYXV0aG9yaXplZCB1c2Ugb25seTEuMCwGA1UEAxMlRW50cnVz dCBDZXJ0aWZpY2F0aW9uIEF1dGhvcml0eSAtIEwxSzAeFw0xNTA3MDIxNjIyMDla Fw0xODA3MDMwNzEyNTVaMHMxCzAJBgNVBAYTAlVTMRYwFAYDVQQIEw1NYXNzYWNo dXNldHRzMRIwEAYDVQQHEwlMZXhpbmd0b24xHzAdBgNVBAoTFk1JVCBMaW5jb2xu IExhYm9yYXRvcnkxFzAVBgNVBAMTDnd3dy5sbC5taXQuZWR1MIIBIjANBgkqhkiG 9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1MTOZoktC+qNYSeBxzSZfGft5FFNghAE2prb 0FUEs6ymMw1sqmIaWE8/xT6tS6Fcu40qkpwxxJESQeSskQabwLdnaaJ49KO/C9kB FHrzXs4CmuYsiDqTBmh0aoCFM5MBzmbqVEpbkGAVqPk3aJ48CRSEuOO/zmOtwlDV ooo4g1nHi57b1t2wh48I+D8NWDSmUevpkOCU6fggNyEYLsp/CompubPzRY9EF1JU C+Lkj/pkaukSecEt0+m7CWBIeLsgL6NHFez8irYwsgNCDHBCucy2LwcC0I9eMm82 +JDjDD4PXj3xyOumvtS9zh9nDPfbSd4NYwjFwVvsDFzE01PVCwIDAQABo4IBmTCC AZUwCwYDVR0PBAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAz BgNVHR8ELDAqMCigJqAkhiJodHRwOi8vY3JsLmVudHJ1c3QubmV0L2xldmVsMWsu Y3JsMEsGA1UdIAREMEIwNgYKYIZIAYb6bAoBBTAoMCYGCCsGAQUFBwIBFhpodHRw Oi8vd3d3LmVudHJ1c3QubmV0L3JwYTAIBgZngQwBAgIwaAYIKwYBBQUHAQEEXDBa MCMGCCsGAQUFBzABhhdodHRwOi8vb2NzcC5lbnRydXN0Lm5ldDAzBggrBgEFBQcw AoYnaHR0cDovL2FpYS5lbnRydXN0Lm5ldC9sMWstY2hhaW4yNTYuY2VyMDAGA1Ud EQQpMCeCFWxsd2VicHJvZDIubGwubWl0LmVkdYIOd3d3LmxsLm1pdC5lZHUwHwYD VR0jBBgwFoAUgqJwdN28Uz/Pe9T3zX+nYMYKTL8wHQYDVR0OBBYEFHJcnzJgIa1r aT8WvkDXcYTEr9DwMAkGA1UdEwQCMAAwDQYJKoZIhvcNAQELBQADggEBAEsVVQpA ixnFam8PGnBlQRPKlMgo7ATfuz4f9aJ7EKm7ykXmxZowVOuobbdkcujVtRSAIltn A78JC5C2d4FGa4Zzr24cqmbeYOf0hkIOgDw5MZ3/iqec+ass4o/184Pk7YZs+zI5 FahbChrBke4u6OPRTXqmI/qI1ynEplYJsOy9pXH0b8vjyv0fWlOMj6qVdF7eAc9D qWhfz2eCuY1oxcLtWtIsLicHmAiiKLGcAqulAz/XSUfklbcffFJVfGaCt9if7Zyw jaXPtEaqK6K3THNqGhwmOnzHgiWRCLnfG0sqoNEG/rZzwIJ/vIzbZ8to7oyqSD4h hipftwVVB7rV7+o= -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1MTOZoktC+qNYSeBxzSZ fGft5FFNghAE2prb0FUEs6ymMw1sqmIaWE8/xT6tS6Fcu40qkpwxxJESQeSskQab wLdnaaJ49KO/C9kBFHrzXs4CmuYsiDqTBmh0aoCFM5MBzmbqVEpbkGAVqPk3aJ48 CRSEuOO/zmOtwlDVooo4g1nHi57b1t2wh48I+D8NWDSmUevpkOCU6fggNyEYLsp/ CompubPzRY9EF1JUC+Lkj/pkaukSecEt0+m7CWBIeLsgL6NHFez8irYwsgNCDHBC ucy2LwcC0I9eMm82+JDjDD4PXj3xyOumvtS9zh9nDPfbSd4NYwjFwVvsDFzE01PV 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 1356111383 . . . . . . . . [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 'US' . . . . . . . . . . . . [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 'Entrust, Inc.' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'See www.entrust.net/legal-terms' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString '(c) 2012 Entrust, Inc. - for authorized use only' . . . . . . . . . . . . [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 'Entrust Certification Authority - L1K' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2015-07-02 16:22:09 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-07-03 07:12:55 +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 2.5.4.6 (countryName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'US' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.8 (stateOrProvinceName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Massachusetts' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.7 (localityName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Lexington' . . . . . . . . . . . . [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 'MIT Lincoln Laboratory' . . . . . . . . . . . . [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 'www.ll.mit.edu' . . . . . . . . [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 26859569432759092999251958280182162893894570304407828675686743297657278181500729098134895233797810077890315738146001940297450773882966050705968643923995635371616094026712871984023111029842974424144591129965782382600055283009924601945901126645045432504171238517520353185741741367594527266978874941711067953302988280390640392428265158978283992759204133476664248890422103427116310152805452421385160639941276624711741738122292775102435082275041020653579126552148803292841064593945082345839954946765894351819217843684905110368947830858647330670902596584823449807949139506600023508930053699196318386383314609754469039330571 . . . . . . . . . . . . . . . . . . . . [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 1.3.6.1.5.5.7.3.1 (serverAuth) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth) . . . . . . . . . . . . . . . . [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 (44 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://crl.entrust.net/level1k.crl' . . . . . . . . . . . . . . . . [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 (68 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.16.840.1.114028.10.1.5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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.entrust.net/rpa' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.2 (Organization Validation Certificates Policy) . . . . . . . . . . . . . . . . [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 (92 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://ocsp.entrust.net' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://aia.entrust.net/l1k-chain256.cer' . . . . . . . . . . . . . . . . [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 (41 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'llwebprod2.ll.mit.edu' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ll.mit.edu' . . . . . . . . . . . . . . . . [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 82a27074ddbc533fcf7bd4f7cd7fa760c60a4cbf . . . . . . . . . . . . . . . . [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) 725c9f326021ad6b693f16be40d77184c4afd0f0 . . . . . . . . . . . . . . . . [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 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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