demowam.wam.edu.vn

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:45:7d:98:3f:1d:a0:8f:cc:bb:12:6c:15:73:02:10:95:56 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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=demowam.wam.edu.vn

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:45:7d:98:3f:1d:a0:8f:cc:bb:12:6c:15:73:02:10:95:56
Serial Number (int): 284983285121560218884503212646989808309590
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 61:b6:51:91:a3:c5:ef:bb:d3:8a:7b:ce:64:c4:a1:c3:cf:4e:e0:6a
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): ba:1e:00:48:2e:73:6f:b4:15:8c:e9:09:2a:8a:e8:5e:d4:57:d0:1c
Fingerprint (sha256): 6d:24:b5:2f:4c:99:e3:9a:48:5c:89:f5:0c:c9:a8:ff:02:78:73:fd:ff:6e:46:ec:1c:de:5a:e5:c7:fe:91:4f

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 demowam.wam.edu.vn

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for demowam.wam.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

demowam.wam.edu.vn
www.demowam.wam.edu.vn

Other certificates including the domain name wam.edu.vn

(limited to 100 certificates)
*.s.wam.edu.vn
www.wam.edu.vn
*.portal.wam.edu.vn
wam.edu.vn
wam.edu.vn
s.wam.edu.vn
demowam.wam.edu.vn
wam.edu.vn
www.wam.edu.vn
wam.edu.vn
www.wam.edu.vn
demowam.wam.edu.vn
*.s.wam.edu.vn
demowam.wam.edu.vn
wam.edu.vn
demowam.wam.edu.vn
wam.edu.vn
*.s.wam.edu.vn
*.s.wam.edu.vn
*.wam.edu.vn
*.wam.edu.vn
wam.edu.vn
wam.edu.vn
*.wam.edu.vn
*.s.wam.edu.vn
demowam.wam.edu.vn
demowam.wam.edu.vn
wam.edu.vn
portal.wam.edu.vn
*.wam.edu.vn
*.wam.edu.vn
*.wam.edu.vn
*.wam.edu.vn
wam.edu.vn
*.s.wam.edu.vn
portal.wam.edu.vn

Certificate

The complete raw certificate details for demowam.wam.edu.vn in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuFh+loqgJrhqdKLi+e5o
gMR1ukYlRIGGj7y3LfP0vTe0U0tYr+zJQYO+ygHuwHwHLDu87jUCvsv16w3giaPR
Y7VCOzAHQsYdc6c+xFttP1J+Xpt+VtJNazMPoS+I0I+6oiO7oruc824N48xJO9DR
kK51zy5fKi3uNa2714ZQyaEUnbodemwp9TDPSC7VAYrp/4UdKfHpJR7gVToyN/tT
g3/kbRjw2OiJTVgpwHTXIWJ3uOLNflw+BEb1HRc6APjyLaqscIZQfXMK8OvHwPxn
1XWwpU+fZazWcVwWdg89uU3UJ9XsR/MypNqkyXLxaZyfRSKTTL1Ga62K3hv7QBmR
/wIDAQAB
-----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 284983285121560218884503212646989808309590
 . . . . . . . . [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 2019-01-28 23:52:25 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-04-28 23:52:25 +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 'demowam.wam.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 23271486370521824072207840514112113713652069811911407357504885416018770049122967047975165188778004000327229401743458810437752875746046067817670353513806134924483631745769788648952872733917964227861011515151252602178717533618179505475468837858041691101363608182606315733668125010451288063224593565677605993607646905789780294164885936602360624457053346903964310213659013566327668630107857972112192445004176892181062787468184718805894081211262420964234762629087057838905215240440178879691167014189325933706522087490560329164209792308174029151967749575466141233759632126078024556266814070855289721517851226748087292236287
 . . . . . . . . . . . . . . . . . . . . [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)
							61b65191a3c5efbbd38a7bce64c4a1c3cf4ee06a
 . . . . . . . . . . . . . . . . [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 (46 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'demowam.wam.edu.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.demowam.wam.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc56000001689717cbc40000040300463044022044da155a06fb35eb2a2cfce76e6ca38b8267493e84e7bd006a83ae695b832e2d022020598d6b9c9bda3da080b1a9bb957ea2d5cc3e500b3c7601a0c361d1e916a01c00760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d000001689717cc0f00000403004730450220229ddaab5c485153d7edfe621dc367c96f3e78e3c3982ed9b03cd3783fcdb35f022100ac37b168e3802da6a7e691c3817e0ae9f33a4e36487157f08173e2597d608c28
 . . . . [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)
		001dc2603dc62adf874ba80487da4e07ec1c8df2e30ddfadad8d38ced6d99f1e9b29e2d2a897904032f7ccd48076fc8de3ca4c47d3a92b9dd60e1a6be7e03ada07abd6e05e16218cc1112f70010935c1f862623b0445501faff1cabbcb942e48d7924d901162b3e2c36d66dc15ada91deda4cb2e24135114981c0a5ad7e071ebc8311150409170a1b2e9fecb5ad8751d7019fd2c1bb6c0ccaf4a303d92f05155594d064e54ad10974eaf927d62dcef28ee835b905e8b095ab5eea003c68101f72d40ea2e0103d110822d5ab3503731dd3ddf5595e41697064afa246b551c379a6708f4bc0617086f93bfdf2cbb7ede29d59c73e912db90ac35b0670aac8859bc40