csthspmn.wp.blu.edu.vn
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:ba:3b:97:e3:01:9f:33:4c:4c:0d:0b:0e:fb:af:c5:82:bd 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=csthspmn.wp.blu.edu.vn
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:ba:3b:97:e3:01:9f:33:4c:4c:0d:0b:0e:fb:af:c5:82:bdSerial Number (int): 411820877067147967909681097608692872086205
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: ec:00:1a:a0:45:fc:de:d0:53:e7:7b:c9:18:9d:8d:c9:f9:0b:60:f4
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 96:61:9b:2a:e6:64:59:7e:33:cd:f0:be:8d:e6:a1:d1:85:a4:51:c9
Fingerprint (sha256): 7c:77:46:14:1f:03:07:ba:6b:d3:71:d0:68:43:c5:ba:71:aa:c8:03:7e:df:a6:72:cf:7d:36:4c:e0:af:de:bc
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate csthspmn.wp.blu.edu.vn
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for csthspmn.wp.blu.edu.vn
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
csthspmn.wp.blu.edu.vn
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Certificate
The complete raw certificate details for csthspmn.wp.blu.edu.vn in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFZjCCBE6gAwIBAgISBLo7l+MBnzNMTA0LDvuvxYK9MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTAzMDMxNjQ4MzZaFw0x OTA2MDExNjQ4MzZaMCExHzAdBgNVBAMTFmNzdGhzcG1uLndwLmJsdS5lZHUudm4w ggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDKoZQb/nBhaNF8vbBQKH8S LXjpuDJn02VhL2pxew8aDE4jmrq4uEuEWEHj/EwEBLulYS3Kc2K4aT8llhmWOsFP 2xxhDdUPZiPMC9k/ljnPlJWIzddj5yRvopR8h2reNp1OOJYz5gvU7zghHt0Fb/XQ Qg82u7VZfxZXNHElxh8W8OxujF3E5l7cfhkAGdW0X8S8eQ9l+KRR555q1LavB4bp 0pMls6Dp4mOM2SrtbgsUShqtTgwJuZwAugxOXObMMwz8f2r3Vsv0JbJBXjtUl4t1 RMb45DjTBqlvXmbKzmOMFKHlvQAK5+SENQddqxatkYYRQhH9yNmuyJK0uFt+KSrF AgMBAAGjggJtMIICaTAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUH AwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFOwAGqBF/N7QU+d7 yRidjcn5C2D0MB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8GCCsG AQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxldHNl bmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNl bmNyeXB0Lm9yZy8wIQYDVR0RBBowGIIWY3N0aHNwbW4ud3AuYmx1LmVkdS52bjBM BgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAoMCYGCCsGAQUFBwIB FhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQYGCisGAQQB1nkCBAIEgfcE gfQA8gB3AFWB1MIWkDYBSuoLm1c8U/DA5Dh4cCUIFy+jqh0HE9MMAAABaUSr/iUA AAQDAEgwRgIhAPsKVIoQkGpDa9KyiuiE+AcJW/rzsWVrjASQjnVc942tAiEApI9g CKIbz6b6aU/wZrDOmWAaJGwFerKJkyQjDDRTsdUAdwBj8tvN6DvMLM8LcoQnV2sz pI1hd4+9daY4scdoVEvYjQAAAWlEq/4OAAAEAwBIMEYCIQDo2cAwCgLWSpPL7Kd3 HaecImLuT1HuIZtWLrBhfWEFdAIhAMi2/OH6VF6y6UTv8ZUsxcn4liGq0q6/Boq0 9EwUFVTCMA0GCSqGSIb3DQEBCwUAA4IBAQCWc4Xw06mRknvO6wGnNgmN2CXrOvT5 pKm35IjVevzCPIx8VyBgJQRwn5YMh4rDTWJW3hrTUsG/3qI/YGB4Sc2Vz//l74MY Y8pXhyXyaXFwPijihizfcmwUKscQissJPhkyA+sAOV0cVe/Xm9NHpKPuUVyHtmHi 4Pj88NnjEIorQeOJI2gBl1ANzlrp+6FkB9ABvi5wexAkouXnP8JJMqzUfpdEplkm hquwNnYzm10K9HNPEvMvBYLgfodSYOeA3Rbkpp6pdxBJJgkUd5OIBC8w600BJ+Pr +GRvKNl7UiNdzmRyGjaI55GcRhKAs/3y2LqzyW2V14BcQaNSEMqjRHJC -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyqGUG/5wYWjRfL2wUCh/ Ei146bgyZ9NlYS9qcXsPGgxOI5q6uLhLhFhB4/xMBAS7pWEtynNiuGk/JZYZljrB T9scYQ3VD2YjzAvZP5Y5z5SViM3XY+ckb6KUfIdq3jadTjiWM+YL1O84IR7dBW/1 0EIPNru1WX8WVzRxJcYfFvDsboxdxOZe3H4ZABnVtF/EvHkPZfikUeeeatS2rweG 6dKTJbOg6eJjjNkq7W4LFEoarU4MCbmcALoMTlzmzDMM/H9q91bL9CWyQV47VJeL dUTG+OQ40wapb15mys5jjBSh5b0ACufkhDUHXasWrZGGEUIR/cjZrsiStLhbfikq xQIDAQAB -----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 411820877067147967909681097608692872086205 . . . . . . . . [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 2019-03-03 16:48:36 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-06-01 16:48:36 +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 'csthspmn.wp.blu.edu.vn' . . . . . . . . [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 25579814956826150076165389576258721979934542165750634405403166407024651463808438875366534590208273609278814563976043561836910971178200520385646533273885823040606883527185793836434756058129236119493628455591729773259399839617424876735826293491303419215309289078722449929434823667258558399219664228717623570765215174347651259759655927746401314824337343335421176292291366881428738977466729166104645651963040771315031102155029939001123760311674944188800424205286367454715159298703118480793513476713077911953913483243837019415957604649232336071855174553848608603175191930516547542445481233483410532255494345162636558674629 . . . . . . . . . . . . . . . . . . . . [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) ec001aa045fcded053e77bc9189d8dc9f90b60f4 . . . . . . . . . . . . . . . . [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 (26 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'csthspmn.wp.blu.edu.vn' . . . . . . . . . . . . . . . . [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 (247 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes) 00f20077005581d4c2169036014aea0b9b573c53f0c0e43878702508172fa3aa1d0713d30c0000016944abfe250000040300483046022100fb0a548a10906a436bd2b28ae884f807095bfaf3b1656b8c04908e755cf78dad022100a48f6008a21bcfa6fa694ff066b0ce99601a246c057ab2899324230c3453b1d500770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016944abfe0e0000040300483046022100e8d9c0300a02d64a93cbeca7771da79c2262ee4f51ee219b562eb0617d610574022100c8b6fce1fa545eb2e944eff1952cc5c9f89621aad2aebf068ab4f44c141554c2 . . . . [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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