ossf.in.psu.ac.th
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:95:d3:39:e5:fe:d9:4b:e8:99:89:a7:43:24:6f:17:85:13 was issued on by Let's Encrypt.
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We have idenified some issues with this certificate:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=ossf.in.psu.ac.th
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:95:d3:39:e5:fe:d9:4b:e8:99:89:a7:43:24:6f:17:85:13Serial Number (int): 312319698199395127260116711192286775969043
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: a4:e0:55:18:82:c5:40:f0:75:d6:c5:0b:3d:cc:79:ac:69:11:4c:b2
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): f1:1e:4d:fd:77:71:9c:c8:f6:28:5d:e6:ac:5d:3c:03:36:5b:61:3e
Fingerprint (sha256): 17:9a:8b:11:98:3b:0b:39:0b:f1:ad:11:5d:ec:eb:04:25:18:86:67:6f:80:7c:a2:db:9f:cd:f4:4e:0d:e7:c6
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate ossf.in.psu.ac.th
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for ossf.in.psu.ac.th
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
ossf.in.psu.ac.th
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Certificate
The complete raw certificate details for ossf.in.psu.ac.th in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFWTCCBEGgAwIBAgISA5XTOeX+2UvomYmnQyRvF4UTMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA3MDIwMjIyNTNaFw0x OTA5MzAwMjIyNTNaMBwxGjAYBgNVBAMTEW9zc2YuaW4ucHN1LmFjLnRoMIIBIjAN BgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtr8I5S2rJ51oenq8YaobgUxpid6R Z/8gYCdnNz+Tf0HL/dwi4V/SG/FtIUQ6z9XFSRAWmMrq9vq/NCBy+/VqxU9+Utog jb79wwFJAg6hNO967vEq4GPSaqrzRzGjxNYPdS8ko3UpcRrgWc5TEuVJrdOZRLVM HR0lZXmaxCBZvSTrs4DxWfnf67dDexGlf0Hf8vFuScCUlIYsoZePvLoL1bDpqmCU zZ0dm+fvtfrWURe3+RgK22Jyi8NFDjCR2IWSltWMMo6q7ryaG/Ox53K3xgm5zQbu EO7aNBlNvgA2jVThIRlppqanNB7ugSDKqXM1AZD1v1GMjpdYIzkdBIUjZwIDAQAB o4ICZTCCAmEwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggr BgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBSk4FUYgsVA8HXWxQs9zHms aRFMsjAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBvBggrBgEFBQcB AQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5sZXRzZW5jcnlw dC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5sZXRzZW5jcnlw dC5vcmcvMBwGA1UdEQQVMBOCEW9zc2YuaW4ucHN1LmFjLnRoMEwGA1UdIARFMEMw CAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9j cHMubGV0c2VuY3J5cHQub3JnMIIBAwYKKwYBBAHWeQIEAgSB9ASB8QDvAHYAdH7a gzGtMxCRIZzOJU9CcMK//V5CIAjGNzV55hB7zFYAAAFrsLTklgAABAMARzBFAiBr OM0pfJBJgzgPbg7fzVHCXWP3MdwGUUSYkLtOcrO9cwIhAJIQRtgSiDBHVDrCbv0q naa7UV97fauIy9nZbXe+VipUAHUAY/Lbzeg7zCzPC3KEJ1drM6SNYXePvXWmOLHH aFRL2I0AAAFrsLTmeAAABAMARjBEAiA6GK8aR4Gx5jXcXSeXm4fjU/J3xLsfVfzi Pv0DoS+T3gIgUwa/u/otYbntVLNYUh5VvWC8qXM7ld6A2B06O8ACOu8wDQYJKoZI hvcNAQELBQADggEBAC4qhyqndzZWTPkYb9DQ4cnFFD+j/n6EgZAVCh9Etz33YtNq r+AsNAT0P3zDsJOLrY8jx140QMlXUXYU7pICpxElwkru2FX77iYNiV6zsrrUggpZ 9xb83Gasu7BdBgKHAbZArFOkVzYBA+czjJTJBKSwtvby6n8xS+13Ty/26Q4OUjTD LWD4EQRCKnf51+Xsp5P5nLClUL2E9QLKvCzCJo4uyqE9IvXQPtuEGaxem1hMhFF5 B1uu987hztuZ7fpGg1PbCnZpTBBMhEw3enHJJzOJtLzI+USZopsx1WarvQ3ZdmSS 83+NwbSDsoj4ZlRx2m+PLMwR85nScUApg5ZPvJg= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtr8I5S2rJ51oenq8Yaob gUxpid6RZ/8gYCdnNz+Tf0HL/dwi4V/SG/FtIUQ6z9XFSRAWmMrq9vq/NCBy+/Vq xU9+Utogjb79wwFJAg6hNO967vEq4GPSaqrzRzGjxNYPdS8ko3UpcRrgWc5TEuVJ rdOZRLVMHR0lZXmaxCBZvSTrs4DxWfnf67dDexGlf0Hf8vFuScCUlIYsoZePvLoL 1bDpqmCUzZ0dm+fvtfrWURe3+RgK22Jyi8NFDjCR2IWSltWMMo6q7ryaG/Ox53K3 xgm5zQbuEO7aNBlNvgA2jVThIRlppqanNB7ugSDKqXM1AZD1v1GMjpdYIzkdBIUj ZwIDAQAB -----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 312319698199395127260116711192286775969043 . . . . . . . . [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 2019-07-02 02:22:53 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-09-30 02:22:53 +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 'ossf.in.psu.ac.th' . . . . . . . . [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 23069574248545228914603441425461210582817856510418344890400550774787076087305678474161953916459771979869721792894826785858262121130941526434128446292376073313050072604453157839468840620971619241193490814500073446808136994463143177100751153368473459122103585885656058499252017456476104193543408154963155799284247106997473000030087667832463951031401543676447091487400039974135577017058621854830104222020618298839179907586925865546283902270037259952224351114455002385303695216608479295736884681434980786378769935710366345782274435416263271169746185456062198690026022529796331239067307239615447713997029747152454039184231 . . . . . . . . . . . . . . . . . . . . [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) a4e0551882c540f075d6c50b3dcc79ac69114cb2 . . . . . . . . . . . . . . . . [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 (21 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ossf.in.psu.ac.th' . . . . . . . . . . . . . . . . [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) 00ef007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016bb0b4e496000004030047304502206b38cd297c904983380f6e0edfcd51c25d63f731dc0651449890bb4e72b3bd73022100921046d812883047543ac26efd2a9da6bb515f7b7dab88cbd9d96d77be562a5400750063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016bb0b4e678000004030046304402203a18af1a4781b1e635dc5d27979b87e353f277c4bb1f55fce23efd03a12f93de02205306bfbbfa2d61b9ed54b358521e55bd60bca9733b95de80d81d3a3bc0023aef . . . . [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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