sempozyum-en.tbb.gov.tr

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:6d:cf:96:ca:4a:3c:da:8d:63:f1:2d:2b:9e:25:17:64:45 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=sempozyum-en.tbb.gov.tr

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:6d:cf:96:ca:4a:3c:da:8d:63:f1:2d:2b:9e:25:17:64:45
Serial Number (int): 298703568932247747545023122008551261168709
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 6f:39:c6:3d:65:00:20:24:97:84:5c:fb:d8:38:a5:97:90:27:12:a6
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): ef:30:f6:c9:47:f0:8e:35:1e:64:42:d1:70:9c:02:81:29:76:1b:0d
Fingerprint (sha256): 6d:d5:aa:9d:bd:c3:f5:ce:28:97:39:4c:c2:01:d1:4b:45:13:98:18:1c:20:a9:bb:40:95:2b:e3:73:6c:43:ce

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 sempozyum-en.tbb.gov.tr

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for sempozyum-en.tbb.gov.tr

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

sempozyum-en.tbb.gov.tr

Other certificates including the domain name tbb.gov.tr

(limited to 100 certificates)
*.tbb.gov.tr
sempozyum.tbb.gov.tr
*.tbb.gov.tr
mail.tbb.gov.tr
sempozyum-en.tbb.gov.tr
*.tbb.gov.tr
sempozyum-en.tbb.gov.tr
*.tbb.gov.tr
sempozyum-en.tbb.gov.tr
sempozyum-en.tbb.gov.tr
*.tbb.gov.tr
egitimbasvuru.tbb.gov.tr
mail.tbb.gov.tr
sempozyum-en.tbb.gov.tr
*.tbb.gov.tr
sempozyum.tbb.gov.tr
mail.tbb.gov.tr
sempozyum.tbb.gov.tr
*.tbb.gov.tr
sempozyum.tbb.gov.tr
mail.tbb.gov.tr
*.tbb.gov.tr
sempozyum.tbb.gov.tr
sempozyum-en.tbb.gov.tr
sempozyum.tbb.gov.tr
mail.tbb.gov.tr
mail.tbb.gov.tr
sempozyum.tbb.gov.tr
*.tbb.gov.tr
sempozyum-en.tbb.gov.tr
mail.tbb.gov.tr

Certificate

The complete raw certificate details for sempozyum-en.tbb.gov.tr in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1ACY2I4CceZMkJEBJGY7
CxKXJzJdPDBdsHuW6kiPIsEvSlgYA91U6vTBkcjLCLuqHi+5ZZVeln6ECXGL+9gi
7/Q+xMSETCXKDX1hrpFIwX+y89jX0elQgWE5L8tTdFg+lHrl88aMWz3iSeH8vWb5
MdceHcixOcFBMjTkkz8jffr+uK89j5RpNlUvjYbRIicSv6xTXeNXK47ADzxIVsEh
3OKV5tQ3xHH4/+hei4kZ+mRPamWLBftS75L8zjA5UPTvc5v0qqG4bodjJSJ3VfaK
Q5v7xGY7bq6kUbKcbXdSXuC4gV/M1XEjPRsFvC4SmLogzSdbK193j7BLispDxBVD
fQIDAQAB
-----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 298703568932247747545023122008551261168709
 . . . . . . . . [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 2019-06-28 13:33:20 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-09-26 13:33:20 +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 'sempozyum-en.tbb.gov.tr'
 . . . . . . . . [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 26762815071283884300314819878833103214205389156094617040587206460085455052584131553650634280542917687811530985102062108441593164748017880082340503426806243524199563459266559304445928300133465271525150987667213524237439660368055953785916104898466047947234540546165425473216007382955371269299233595887077291453825224975188763518267023934768265151454845757830836035884378556936559794131177901444323465678546568227407536020009828126482831051812872740896567550113658706892537846376422012138043656656021770448050602538301347385042254143200391139522414534856787403843683614703246361223335937948020896631945048347083191698301
 . . . . . . . . . . . . . . . . . . . . [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)
							6f39c63d6500202497845cfbd838a597902712a6
 . . . . . . . . . . . . . . . . [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 (27 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sempozyum-en.tbb.gov.tr'
 . . . . . . . . . . . . . . . . [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)
							00f0007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016b9e8148440000040300473045022100c884a8eec34ce84904c0b2f43d046be9d8840f927ed8c23ef6b7c82ab9319b3502203578977b78866c16b5983471e013a9f98858ef28e066e3bb2e56a9ad82028aee00760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016b9e81467800000403004730450221009703c087c18b93e686be4671406471aeda89ff02f228e3fc36f63941b2867b4202202bb8c70503c8d1427bbee5a023ebfbbda504ad234908c2397a496d59436259ad
 . . . . [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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