sempozyum.tbb.gov.tr

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:d3:82:2d:95:fb:a5:19:8b:b1:a1:90:f0:88:0c:d8:00:c1 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): 04:d3:82:2d:95:fb:a5:19:8b:b1:a1:90:f0:88:0c:d8:00:c1
Serial Number (int): 420421759482186071152619330064025080299713
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 1a:59:2f:31:5a:e9:e6:01:0a:b6:ad:71:a6:92:d3:1c:cb:e8:4f:b1
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 0e:c4:ca:02:1b:19:af:d5:21:c5:fd:e3:e3:35:0c:48:2b:50:e4:b7
Fingerprint (sha256): 80:13:43:90:82:9c:cd:b7:13:be:59:33:ce:6f:64:18:9d:bb:c9:48:e9:85:fb:0b:54:0f:ce:14:5b:7d:a9:14

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-----
MIIFYTCCBEmgAwIBAgISBNOCLZX7pRmLsaGQ8IgM2ADBMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEyMjQwNTQ3MzFaFw0y
MDAzMjMwNTQ3MzFaMB8xHTAbBgNVBAMTFHNlbXBvenl1bS50YmIuZ292LnRyMIIB
IjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmociAz5gaxh6+SElZ74cbQJJ
mPTo4PthueJ9ilxTUlTYyDUCkCkZbS1RhR0l7nz0a7SAqxhd05H1hUdmFLkPNImU
WTNzwwZKF++desnye7uBBmmS6QBDA6WtbwxfkgUCzHH1XgjTY9HHDR6YWMJquQZy
SQ0JaWeT5wzE27LUKclXQOlfTZztx8d5XSmRoh85NuR1uq/uGwof7fCtngEQ9dz8
pV+7LgkKcSHT4xFlUIAgFiDo5sW2umAYoOj3WVFSA/aR9nBKWvwgLFs5jOuAuukG
w2za8YYU7NpRkxOa47TFv9Pl0ic+Ixkprn/IGCjDC6lUz/jXdUHgwB9jNMqf2QID
AQABo4ICajCCAmYwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMB
BggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBQaWS8xWunmAQq2rXGm
ktMcy+hPsTAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBvBggrBgEF
BQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5sZXRzZW5j
cnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5sZXRzZW5j
cnlwdC5vcmcvMB8GA1UdEQQYMBaCFHNlbXBvenl1bS50YmIuZ292LnRyMEwGA1Ud
IARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0
dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBBQYKKwYBBAHWeQIEAgSB9gSB8wDx
AHcAsh4FzIuizYogTodm+Su5iiUgZ2va+nDnsklTLe+LkF4AAAFvNqkhUwAABAMA
SDBGAiEApFqA6yVoM6F4a21oJtrIoNybEe+p0boGu4sG7UzzCBgCIQDUdr78Fe/b
uH0gjR5wHsZAkG8b923rVnKksMLFbZR9NQB2AG9Tdqwx8DEZ2JkApFEV/3cVHBHZ
AsEAKQaNsgiaN9kTAAABbzapIYYAAAQDAEcwRQIgBBXp2b5phofG4S3DK8MVrXDQ
5iN7OsyaBF5kW0kSGK4CIQC3C4BQPUTvbbGKTB3DBhuAYsmtk6vnlBvyQxFRWT3i
BTANBgkqhkiG9w0BAQsFAAOCAQEAWj3sIOSS2clcgE0qqxVez9NzTkY4veMTuH4l
svRDIcp0OQZH7vr/KZ8+bxhSKhkdZI8ySZzA8heCU/JbWItGcnxi5tHBJ4pI68AX
wKp4WnjZJZ9zXvhk0hcdLMEtCaLd6XODi4BDS1fNNFlvcMJJOXYcngHmcJdtPSsI
94J31TZ/t24P/+owllF7Npk0OJATwYu6AvECNVj9rpdwQmHOBUjjBjALS4QMj7BQ
RbwWXqc/XwNzf4kO0QyaiBM04jwPCKItdq/+lKvi8P23tqrBN9xjqX+Zuo0EqATK
LiiRLHJBuTNLK4uqSpHO/NVQFTuRbcRLdk3zN44oCGkSkKecVA==
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmociAz5gaxh6+SElZ74c
bQJJmPTo4PthueJ9ilxTUlTYyDUCkCkZbS1RhR0l7nz0a7SAqxhd05H1hUdmFLkP
NImUWTNzwwZKF++desnye7uBBmmS6QBDA6WtbwxfkgUCzHH1XgjTY9HHDR6YWMJq
uQZySQ0JaWeT5wzE27LUKclXQOlfTZztx8d5XSmRoh85NuR1uq/uGwof7fCtngEQ
9dz8pV+7LgkKcSHT4xFlUIAgFiDo5sW2umAYoOj3WVFSA/aR9nBKWvwgLFs5jOuA
uukGw2za8YYU7NpRkxOa47TFv9Pl0ic+Ixkprn/IGCjDC6lUz/jXdUHgwB9jNMqf
2QIDAQAB
-----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 420421759482186071152619330064025080299713
 . . . . . . . . [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 2019-12-24 05:47:31 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-23 05:47:31 +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 19507335462598704782528789124392259685700845729078318284921993650931839554519300351570013284151303493239005106354993295758736302321763629448291319099295739101225618764899506545315277384698971803193693407150064943611367012444926601762309813567267951762202018239678219325350331821490460435688256963141687569709102742780268928052322212124786755897712336217699837008706953646610834615942903211944868011798431764841652468780206167161027525636777070649299080675681688729855957786026577297314262746803884438148534670527995878080890867195118240186324707396594582060283726789304584694992366398033961767210842364054860513058777
 . . . . . . . . . . . . . . . . . . . . [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)
							1a592f315ae9e6010ab6ad71a692d31ccbe84fb1
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016f36a921530000040300483046022100a45a80eb256833a1786b6d6826dac8a0dc9b11efa9d1ba06bb8b06ed4cf30818022100d476befc15efdbb87d208d1e701ec640906f1bf76deb5672a4b0c2c56d947d350076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016f36a92186000004030047304502200415e9d9be698687c6e12dc32bc315ad70d0e6237b3acc9a045e645b491218ae022100b70b80503d44ef6db18a4c1dc3061b8062c9ad93abe7941bf2431151593de205
 . . . . [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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