sempozyum.tbb.gov.tr

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:21:42:7a:64:61:b8:aa:3e:2f:75:8b:5c:ec:c9:1c:31:30 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.tbb.gov.tr

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:21:42:7a:64:61:b8:aa:3e:2f:75:8b:5c:ec:c9:1c:31:30
Serial Number (int): 272654540447593498112654726535359565148464
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 67:8f:dc:dc:65:27:85:74:ae:70:53:06:9c:aa:f5:33:c1:01:dc:84
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): ec:32:7b:4b:dc:92:41:0a:e1:00:0e:5e:8c:09:99:60:11:e9:55:7b
Fingerprint (sha256): c4:aa:5a:52:63:38:5b:14:d1:12:25:66:d8:3a:d6:53:07:df:be:8d:68:34:a2:76:9a:1c:cd:e7:44:b2:14:11

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.tbb.gov.tr

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for sempozyum.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.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.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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAoyAWQZYp34mh/DOYDMGi
qufaLsaM6ZvNg9yXzdfBcQyRZs/DTUMit2p0B6SgmJZ/AAFuAeh+6AUOOWNYtAgT
6iHzcaD/L0Sv5BYRh5mwoXE3bPO/imlBIyeGCMtCfDWpYzkotgKmMM66Lf0wbIwq
p1ReFPf4R9Z2eXvT7CBQ+9C1JQa+hzk6s8Jlk3C/P4J+mhfpSs90fVo4YZt7+ydX
hxBg2Sw3ifoTALGNHdylDGGBJd0IwVqLlSPTr9ePoPt3lR8vUjBRKx0DbxFAWdEx
PeHrDamvHn8RWnWo4Ry5soFKOuKhcJeTD0tqNLcz7TQvIdJ69xCRBzP+ydPJugCL
CwIDAQAB
-----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 272654540447593498112654726535359565148464
 . . . . . . . . [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 2018-12-29 08:43:03 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-03-29 08:43:03 +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.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 20592666368447924174978929876444598300860713205502366176046762459573085319816175600788225349693234759440575143636554677514232474753641553363912876697756061177308726406116958967096800863383943310991421038464007927422215045827814620336219446722746696720448832962308112534836554607645501217910465503171230809717901562420708750287478752976939005446494265702370791771809206581553218232524977747096550036722879079427500413162634222268407653800860356781726663844581723170676760440270012161752652829878329434978192346878755170248648912455062216039438911155364267580907449219426438312217304762264795439497950628995949536512779
 . . . . . . . . . . . . . . . . . . . . [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)
							678fdcdc65278574ae7053069caaf533c101dc84
 . . . . . . . . . . . . . . . . [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 (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sempozyum.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe00000167f958781a0000040300473045022100e580cfde3e7827b5b0d52dad934d60cf2103b8531b450c17e9402db90be6695f022011ec31db3b1ca996cf13a216aee0fda0adc139c55fce12e63d92776f3344016100750063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d00000167f958786f00000403004630440220317da4d0ffcd51e7f51b2c0337dc9317ff0a11d587dde551bc7df9551263baf5022052c0b0dce23c6a38a2a09a6d96cebf6b5eb375c2aa6990751a048e14e8e74fdf
 . . . . [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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