fyp.cwlau.com

Issued by GTS CA 1D4

About this certificate

This digital certificate with serial number d5:75:2b:0c:ed:23:d8:aa:09:00:00:00:00:b8:5c:a2 was issued on by Google Trust Services LLC.

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=fyp.cwlau.com

Google Trust Services LLC

Organization: Google Trust Services LLC
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): d5:75:2b:0c:ed:23:d8:aa:09:00:00:00:00:b8:5c:a2
Serial Number (int): 283733935002377845853149856793796041890
Serial Number lenght: 128 bits, 16 octets

SubjectKeyId: 8e:ea:21:d1:b0:0d:9a:48:6e:10:b8:18:bd:9d:b6:17:69:3c:29:2a
AuthorityKeyId: 25:e2:18:0e:b2:57:91:94:2a:e5:d4:5d:86:90:83:de:53:b3:b8:92

Fingerprint (sha1): 28:a1:67:bb:c0:b3:f5:30:b2:c6:05:4c:52:70:79:90:77:26:9b:c8
Fingerprint (sha256): 15:d8:20:60:d3:1a:49:72:3b:91:fe:e2:de:f7:f8:6d:86:86:b2:52:29:c4:17:6a:53:94:75:b1:35:8b:3e:e9

Issuing Certificate URL: http://pki.goog/repo/certs/gts1d4.der

Revocation information

OCSP Server: http://ocsp.pki.goog/gts1d4
CRL Distribution Point: http://crls.pki.goog/gts1d4/mMqZoZmTwHM.crl

Check the revocation status for certificate fyp.cwlau.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for fyp.cwlau.com

Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication

Extensions

10 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

fyp.cwlau.com

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Certificate

The complete raw certificate details for fyp.cwlau.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAoZw4dfLtukKnnTXdtCRS
B1lPzHJGldo82hWSuKlJFUF8M7vX1NxORYiVCLIwPISbp5s/xuSsI1Teu45htdiW
mdG/qGpzhS6KZdKKAoUeD6mSBOgNU2yg1CIIi/hqW7FJu1ZGH4ePefpIE/DjdDUY
gIC/dRtH9UBZZDmW1GunRHFRKb3AQtW5U8T/l1w/q04cctd0E1t23snnRDyaZ6s7
WEq04k68KOWwi1l3vF86DH4OsHD9sIKsGHlI43hVVNRgnh/6y5PCMFZgIyqJSfyv
UJTMMmt1PdCDmbbQWYU5lX2mZig7xZYqXqprQPCTf4PtQ4jLnphtoXz014Dj05hR
LQIDAQAB
-----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 283733935002377845853149856793796041890
 . . . . . . . . [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 'Google Trust Services LLC'
 . . . . . . . . . . . . [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 'GTS CA 1D4'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2021-10-12 05:47:11 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2022-01-10 05:47:10 +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 'fyp.cwlau.com'
 . . . . . . . . [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 20401402323763231386464792412094807019340933570994279015886874802527297671620539915625780307383035193622068734884844596987502460332989748779999133547773061757894848618134599853330052584496717455184964618388036582165508651809018208309396645949015460120413294621056198220490997941428013857193432537331674931661386748573351585709526959890730079043770825735224718127397149197459395218003169474359276157760998146037688455493880950804795664366161543873881406032845988252283855824847144141466632646486581273155434183822300796668492189664858855185585662485844612437293979534155338236461937852783546143826291462204755577164077
 . . . . . . . . . . . . . . . . . . . . [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 (12 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: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)
							8eea21d1b00d9a486e10b818bd9db617693c292a
 . . . . . . . . . . . . . . . . [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 25e2180eb25791942ae5d45d869083de53b3b892
 . . . . . . . . . . . . . . . . [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 (94 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.pki.goog/gts1d4'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://pki.goog/repo/certs/gts1d4.der'
 . . . . . . . . . . . . . . . . [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 (17 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'fyp.cwlau.com'
 . . . . . . . . . . . . . . . . [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 (26 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 1.3.6.1.4.1.11129.2.5.3
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31 (cRLDistributionPoints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (53 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://crls.pki.goog/gts1d4/mMqZoZmTwHM.crl'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.3 (CT Precertificate Poison)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [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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