sempozyum-en.tbb.gov.tr

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:44:80:2c:db:d3:cb:d4:59:be:61:fe:4e:a9:fe:f0:a5:8f 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): 03:44:80:2c:db:d3:cb:d4:59:be:61:fe:4e:a9:fe:f0:a5:8f
Serial Number (int): 284646432849054727882824163402695603955087
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: e9:62:81:e8:0e:fa:5c:7d:74:29:8f:2b:98:e2:e2:d8:2f:d1:59:65
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 26:8b:42:28:11:78:ac:77:4d:15:a6:e3:49:c7:21:f4:b3:0f:ca:29
Fingerprint (sha256): fb:1d:8c:2b:2c:14:00:89:5f:84:6f:32:37:90:97:ab:ec:57:0f:81:e4:85:2b:92:63:da:ba:b2:5a:4f:29:cb

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzeyeUPqCnlbUfZBVdBkR
rGbLH2n8YYBNpHLFJ9uhJQ6+8cHSgQ7cksmmglomxVHeJ1kqCZJM6geS67EcCm+E
ZGwDRK4N9C8qqG1kX5D6p0txhxZFEr7X47Xvqt/G9K9Kw8wMl0hSdHYcQY4PW8uE
Xxbmp7Z/c+FgU547kULXnzJo+ZwO0FZC29Y55J9T9YA80q0CY+KgWghJvceeperH
jU9qMhEX01hAwaL7/eyFmWcIEU72xC3gJP+2iVjU4QuUfh+g7ocgJAkm9ePOPx6H
ramEaMQVJqdG8Y6bmVKN/lT++G675ZBIthsEo/2kB4Cj1Za4cNQYSwTYgDEiJkwx
zQIDAQAB
-----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 284646432849054727882824163402695603955087
 . . . . . . . . [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 2019-04-29 14:31:26 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-07-28 14:31:26 +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 25995533411246181355769854482915316427413020344698751834876818944669812942429195423840802305759806454990620057877895506817739231575604259847285389556651770669729127988751077843871671962254471110202110777226891567238593618285204732451140650464884990638130562154785849677460018523966657520289485407540514135426574758940180014103690268904220858454461943212015912740605611152592697285991324430585664083773606398406345683856782643579395868524368576632089516564075934731767257879997467717357611610112547709490594613260697991949488062730339436741847276981073676096146167212579904240414301539683668238548918386415285050290637
 . . . . . . . . . . . . . . . . . . . . [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)
							e96281e80efa5c7d74298f2b98e2e2d82fd15965
 . . . . . . . . . . . . . . . . [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)
							00f00076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016a69b8e7db0000040300473045022100a640c4b32a02c79b05b8a20ea2cc2ed39ccb5bc37646ceae496f4411f4fcc064022051fa00bb7aadcc2e211666eefab92f9741b2b61b2c5b51fbf99ffdee0e09733400760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016a69b8e8ef00000403004730450220657bd3bec5e7da29aa463eb33c029d67356ee920cc5e7544beb2b5edb22bc37502210095f98a15c536fe58303bdd561d03823ff24dded1bdbe286fb90a6a4b9cea910f
 . . . . [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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