ec521.bu.edu
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:7e:cf:01:34:55:ce:1e:0f:ea:57:9f:e4:a0:ea:0f:e1:fb was issued on by Let's Encrypt.
This 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. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.
We have idenified some issues with this certificate:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=ec521.bu.edu
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:7e:cf:01:34:55:ce:1e:0f:ea:57:9f:e4:a0:ea:0f:e1:fbSerial Number (int): 304487592476226805915331081272591073141243
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 4c:85:04:7e:17:db:11:84:35:c8:eb:1c:46:db:9d:10:b7:10:e7:35
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 29:4a:50:81:89:93:61:2f:81:32:00:3d:4c:d7:36:11:f3:c9:66:5c
Fingerprint (sha256): 04:ba:30:d4:ae:c7:ef:d6:0f:ff:61:43:4c:28:1c:99:2a:34:49:44:97:22:2d:f7:ea:72:49:66:79:ba:48:43
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.org/Check the revocation status for certificate ec521.bu.edu
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for ec521.bu.edu
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
8 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
ec521.bu.edu
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web.offcampuspartners.com
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mypa-application.bumc.bu.edu
linklogin-syst.bu.edu
hospitality.bu.edu
webapi.bu.edu
ec521.bu.edu
kuali-research-qa.bu.edu
combeyond.bu.edu
wwwru.bumc.bu.edu
geddes-wiki.bu.edu
ist-filemaker.bu.edu
hospitality.bu.edu
us.prod.campusgroups.com
www.cpr.bu.edu
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us.prod.campusgroups.com
patientconnect.bu.edu
questromworld.bu.edu
myprintweb.bu.edu
casit-wiki.bu.edu
teklaser.bu.edu
cme.bu.edu
ec700.bu.edu
algorithmics.bu.edu
uis-eta.bu.edu
us.prod.campusgroups.com
genomics9.bu.edu
peptimap.bu.edu
cmld.bu.edu
inspir.bu.edu
amploadvance.com
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ist-rims-prod.bu.edu
bubhub.bumc.bu.edu
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support.bu.edu
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bioed.bu.edu
adfs.bu.edu
test-support.bu.edu
crem.bu.edu
disco.bu.edu
shape.bu.edu
financialplanningonline.bu.edu
bupid.bumc.bu.edu
uconnectlabs.com
agnionline.bu.edu
ftdyn.bu.edu
cytreg.bu.edu
cpr.bu.edu
disco.bu.edu
uconnectlabs.com
cpr-archive.bu.edu
boylston.bu.edu
givingday.bu.edu
illiad.bu.edu
mycv-test.bu.edu
open.bu.edu
fincomp.bu.edu
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Certificate
The complete raw certificate details for ec521.bu.edu in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIE/DCCA+SgAwIBAgISA37PATRVzh4P6lef5KDqD+H7MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xNjA0MzAwMzE4MDBaFw0x NjA3MjkwMzE4MDBaMBcxFTATBgNVBAMTDGVjNTIxLmJ1LmVkdTCCASIwDQYJKoZI hvcNAQEBBQADggEPADCCAQoCggEBAMM3WADmOoeTU70hFUwmvQRSCyVCC897jzJQ eud7xJrG7/go/f6VvJnz9y/byVT/tsMdEfVBPCxHIM5Hj69eZ9sxOFc1m/x5vUly 429UyH5tynPA7ZKaqCPFnsdzT94A+B6BobL7lABhXMAXZ9GDHBdPFvRGLrcGGkLU AVTWD8VKg0ULhChx7+MCEDdeaecZOqmLFDJQQgrfEMrC69aOav5GAQ2O8ULan3gh QwekFss5QL60CGdQtm341sv5CjPT3fZ3n7WtPExowXXrUf5ovL40Dr6yJzI4bc/1 0rhFt89rGcIUjdNADPmlkRmeaF1N7hxr0EuiPbM8fxwZKYaR1pUCAwEAAaOCAg0w ggIJMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUH AwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUTIUEfhfbEYQ1yOscRtudELcQ5zUw HwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwcAYIKwYBBQUHAQEEZDBi MC8GCCsGAQUFBzABhiNodHRwOi8vb2NzcC5pbnQteDMubGV0c2VuY3J5cHQub3Jn LzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNlbmNyeXB0Lm9y Zy8wFwYDVR0RBBAwDoIMZWM1MjEuYnUuZWR1MIH+BgNVHSAEgfYwgfMwCAYGZ4EM AQIBMIHmBgsrBgEEAYLfEwEBATCB1jAmBggrBgEFBQcCARYaaHR0cDovL2Nwcy5s ZXRzZW5jcnlwdC5vcmcwgasGCCsGAQUFBwICMIGeDIGbVGhpcyBDZXJ0aWZpY2F0 ZSBtYXkgb25seSBiZSByZWxpZWQgdXBvbiBieSBSZWx5aW5nIFBhcnRpZXMgYW5k IG9ubHkgaW4gYWNjb3JkYW5jZSB3aXRoIHRoZSBDZXJ0aWZpY2F0ZSBQb2xpY3kg Zm91bmQgYXQgaHR0cHM6Ly9sZXRzZW5jcnlwdC5vcmcvcmVwb3NpdG9yeS8wDQYJ KoZIhvcNAQELBQADggEBAHAgR4stuTpJ5MoiCrjKI7ZNs40Y60n/Oj+Nv/f0IGiK k8B2RNmnL4U6oCSskjmYKScn0JCxwz9N0Vn4idI9Wns2SCCQ7c+3lQ199y34G7X5 wFfAwrlzsTJjxGF8Qdh90k5dBtr/GSLHmwhAXV8twvPiIvLNNiROGI3YGy8KInPb FSFdDUaPronvkgAnjQLJyr4AfIhDFBQK4Dk9UCZ3Fwoz3LnPbI35X4ttSvN0eSll vcGIAsHc2AEx0a6Gs5auZqUkADp+cGjNJF9FyaPrJObHugwppVqAfgZqEoighr9y rGw5Q070aEn4WabjoBvCkMIraRzjww6vi/h4VS4G3KQ= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwzdYAOY6h5NTvSEVTCa9 BFILJUILz3uPMlB653vEmsbv+Cj9/pW8mfP3L9vJVP+2wx0R9UE8LEcgzkePr15n 2zE4VzWb/Hm9SXLjb1TIfm3Kc8DtkpqoI8Wex3NP3gD4HoGhsvuUAGFcwBdn0YMc F08W9EYutwYaQtQBVNYPxUqDRQuEKHHv4wIQN15p5xk6qYsUMlBCCt8QysLr1o5q /kYBDY7xQtqfeCFDB6QWyzlAvrQIZ1C2bfjWy/kKM9Pd9nefta08TGjBdetR/mi8 vjQOvrInMjhtz/XSuEW3z2sZwhSN00AM+aWRGZ5oXU3uHGvQS6I9szx/HBkphpHW lQIDAQAB -----END PUBLIC KEY-----
ASN.1 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 304487592476226805915331081272591073141243 . . . . . . . . [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 'Let's Encrypt' . . . . . . . . . . . . [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 'Let's Encrypt Authority X3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-04-30 03:18:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-07-29 03:18:00 +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 'ec521.bu.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 24643760495423599943192068651758717416362320685938562906301981531805633538457386610445742549091865629308785986054795024133773880774171474794584712712456334031308810389924452640522073235128589663910319899124416268610807411988826493957690312125671669126268407310443681196219578953616450058709100488995980715004946877701664262851623011991486100618304137139391350223704969794329642174136986216270428430825733446588417413448182722504368678102312627293434980805025091675308731122525332058306363076279111050342242463196932985820225370438081888014945189871573531243184595191590344239434868246988135708073728995041111344010901 . . . . . . . . . . . . . . . . . . . . [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:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [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 2.5.29.19 (basicConstraints) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [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) 4c85047e17db118435c8eb1c46db9d10b710e735 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1 . . . . . . . . . . . . . . . . [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 (100 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.int-x3.letsencrypt.org/' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://cert.int-x3.letsencrypt.org/' . . . . . . . . . . . . . . . . [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 (16 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ec521.bu.edu' . . . . . . . . . . . . . . . . [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 (246 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 1.3.6.1.4.1.44947.1.1.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://cps.letsencrypt.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.2 (unotice) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/' . . . . [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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