www.forum-epfl.ch

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:d2:02:17:d6:40:ac:fe:0c:37:9d:66:23:b1:67:2b:4a:8a was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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=www.forum-epfl.ch

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:d2:02:17:d6:40:ac:fe:0c:37:9d:66:23:b1:67:2b:4a:8a
Serial Number (int): 332798937073056929528873782192581263444618
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 55:80:3e:2d:22:03:33:fe:de:20:a7:d0:ec:22:2c:de:43:0f:df:58
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 64:88:c8:e3:9d:44:be:80:de:a7:8f:7a:cb:a2:5f:33:fa:69:9d:f5
Fingerprint (sha256): 02:66:85:48:bb:7d:73:95:98:81:47:80:cc:09:9a:e4:12:c5:fd:f1:c3:4b:e8:52:7f:5d:95:e9:2d:ef:09:71

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 www.forum-epfl.ch

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.forum-epfl.ch

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

forum-epfl.ch
www.forum-epfl.ch

Other certificates including the domain name forum-epfl.ch

(limited to 100 certificates)
forum-epfl.ch
www.forum-epfl.ch
intranet.forum-epfl.ch
intranet.forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
intranet.forum-epfl.ch
intranet.forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
intranet.forum-epfl.ch
forum-epfl.ch
www.forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
intranet.forum-epfl.ch
forum-epfl.ch
platform.forumepfl.ch
forum-epfl.ch
intranet.forum-epfl.ch
intranet.forum-epfl.ch
intranet.forum-epfl.ch
intranet.forum-epfl.ch
intranet.forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
platform.forumepfl.ch
forum-epfl.ch
intranet.forum-epfl.ch
www.forum-epfl.ch
forum-epfl.ch
intranet.forum-epfl.ch
forum-epfl.ch
forum-epfl.ch

Certificate

The complete raw certificate details for www.forum-epfl.ch in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3TEFLiWZuOOpqgCLjRN6
zuIfTpY77YxH+kdCd2DvSzG5SCF0GOsek3vQv39KXED1iOOBaWJxBSb1e/6pAB+e
875ZpFrdQwBK5f/a6DS1QzN+0OP6w9WKEI4QLvOeg2AE1Sw5/AS/HxHJEzebEj35
QiE+BcYqMtk+a5pk73TqDfzR9G+J2w6KE5GFEBasmoNzki0gJPNSxA6BlnLpWGkN
dcijjTB0IkrVS2dKqj5w1KIJJN6qKwEj42M8CBaaaV/EC/lNsvbEq4agdCiZ8zVp
brvcbl7pqO0PcZyq8lESOW0BHBCCaC33sblbeBDWjlREg29TECnOG9mreDUU9XZT
mwIDAQAB
-----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 332798937073056929528873782192581263444618
 . . . . . . . . [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 2020-03-04 12:36:34 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-02 12:36:34 +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 'www.forum-epfl.ch'
 . . . . . . . . [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 27922838176504268246872309206930707983352313018554095698923691031701984647575978125822723868442795887251938809200928995392315836672636683071429406940245918963091709584884988482194224068309260131397939580697751287718845415897359475348143847546689753084112341121393951581771448510752215812913850646646057660069416458149611740824059391355976859526283220329726691800827272968876731462744336730615703684099027201433594313911547043513145062907827472747658927081300527844059596044112073787097572441929031999268506161164364591951786409605859266144751803815374580121257969704760353192881433627459575888666677549211640688694171
 . . . . . . . . . . . . . . . . . . . . [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)
							55803e2d220333fede20a7d0ec222cde430fdf58
 . . . . . . . . . . . . . . . . [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 (99 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 (36 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'forum-epfl.ch'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.forum-epfl.ch'
 . . . . . . . . . . . . . . . . [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 (69 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600e712f2b0377e1a62fb8ec90c6184f1ea7b37cb561d11265bf3e0f34bf241546e00000170a5c3249300000403004730450220246077956ab0345961c1b860eb296afcd2d940556e81308dcf3604bdca0cb9b6022100b2e3bd5c65a995bc1c0803a10857c3e95cb994209af42f5a20b6494c265e286100760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c00000170a5c324be00000403004730450220622d3f43adc2ee4c04986739e529ccb67cd8a717c9f407f9c9f1b937fef1527a022100b8519916cf232cdfc642081de21ab193d187937d6cac5cc072beb0fe866c2e2a
 . . . . [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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