sempozyum-en.tbb.gov.tr

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:57:40:91:94:5e:7b:c5:6c:3f:a0:52:c6:af:65:5a:cf:9b 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): 03:57:40:91:94:5e:7b:c5:6c:3f:a0:52:c6:af:65:5a:cf:9b
Serial Number (int): 291027250201459482369629107472390552211355
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: c1:5c:3d:56:7a:d9:72:1e:86:4c:e7:f5:3c:ed:93:02:23:39:ba:b3
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 92:22:6b:d2:ab:e1:f5:59:02:b2:9b:12:35:31:da:c8:31:9d:9a:94
Fingerprint (sha256): 20:c7:4d:a3:2c:3b:27:39:d3:47:d2:f2:73:fe:50:d3:97:e4:1a:b6:dd:1d:24:d0:da:50:14:e7:b0:da:1d:dc

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAoobDHyIT8mhUPh+j0UyW
OEf96iaOHji5p0s7E6xnRoUGt5FqVMmxjxXsJTggRzxMHnJama+53FcqhYl44f7/
ACrHtv6yzc+W5LPZhMflYXryHiXKsFvY3ZncO9s06evqCnPn5TzVK79oMuN7eYDj
RI1B6BWicmB6p251jxZZwmQX62eeEde/jZsFQ9b8Z+qfdv6/l3QCvGZI+fWcnDZv
57u13Abs4SuGXhFcra+0apa40DQ67c2b05fQ0dR47fkAWbRRfedvLMyZ553Fx0RN
s5asUtX6xV9JQSdXPZ+TtY8DfTMnlcycJH9hdBf9scZ/f34XSzLRBalq46nTHxxr
AQIDAQAB
-----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 291027250201459482369629107472390552211355
 . . . . . . . . [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 2019-08-27 12:33:32 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-11-25 12:33:32 +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 20517059119029941804873890339671339861476917027136391126199054211074699409189457482931798834031634627835595879110793734780037104403839242142790190648979164960134798581776274348496616465412160374766783630503058235387935013777171676926752653174732714175701455787186384437398091407105119932019215792200615389199540401113205943208407511839883598577631792736292316589801700258175531710734469064645964777800054328408655279786814267934689949017911961181652604556592477230394155950412307396487072841448696559199026421848441809869727996928428606291350193456648665767521797605198143013465907890890243169680952227823341694380801
 . . . . . . . . . . . . . . . . . . . . [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)
							c15c3d567ad9721e864ce7f53ced93022339bab3
 . . . . . . . . . . . . . . . . [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)
							00f0007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016cd34815a30000040300473045022100da43e8b7f0fabc07504b41ac5d820918114b601ddaeb12b6a5d2c0a61bab470b02201cb52db32d5952cb969ffaaed66c400b406f8acb456a25a633f3d3a5326f14a5007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016cd34815930000040300473045022100bbb34daabc59e829b61fd1dda3aea8a7599cb7243a688bad58dd58756becbd1f0220185b1416c6488ce992ad9e4e0df4c592e46dd78e87bed7b21fd238206e451c33
 . . . . [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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