www.biasys.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:bb:21:05:33:c7:27:81:38:ef:9b:9b:1b:0a:a6:67:32:e7 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=www.biasys.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:bb:21:05:33:c7:27:81:38:ef:9b:9b:1b:0a:a6:67:32:e7Serial Number (int): 325013551945022947767726783389824943862503
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 5f:88:17:17:aa:76:96:e4:e9:72:98:49:bd:5c:02:4b:bb:d9:72:0d
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 80:3d:25:62:ac:9b:28:9a:64:32:90:a6:4c:b4:6e:5a:b4:ef:76:dc
Fingerprint (sha256): c3:a6:77:c3:c8:ea:da:e4:3f:6f:63:f1:1a:f8:17:e9:b5:97:b7:e8:3f:c2:49:12:64:90:0a:a1:19:60:1f:d3
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate www.biasys.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.biasys.com
Public Key Algorithm
RSA
Key Size
4096
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
www.biasys.com
Other certificates including the domain name biasys.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.biasys.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGUjCCBTqgAwIBAgISA7shBTPHJ4E475ubGwqmZzLnMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMTMxMDU0NDVaFw0y MDAxMTExMDU0NDVaMBkxFzAVBgNVBAMTDnd3dy5iaWFzeXMuY29tMIICIjANBgkq hkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAxsi8CCLfhjDqxUwxLnyHurJDBD7KwiZj WdERovCcVR3BB7Tc7M/w4QQiNuQls+OMZ4sSThvWMSNBOeKHeWVpLPhvfyGxu+EQ bxUZvk+0zHE8T7g1fcRC1o6hYohwUT3m1tfwm06vOPmO6eSfnr9VbaQtdcH3oL/J HGOzMKN20Pldxu1CPb5MqYqV2xjhMsp1j28166QIbjLoj1KJs+eAk9VZVEHTJViz NAifc4mPeiPuBQ+VD2knVWjfciglA1kgcHdGlb7ygvYltxXVtDLFLVAQ3MIpqbzh tgJrLOu17S32UhJlLl/nDH5wdAj1yCWDtHuaHsDHf45SzoJevdZqnkz7kZyC7Yr2 4jqi5XEjnoAdh5HhURIdCA+8Hy4aU6Qk4PYiZG9cPLA7n/HrxL6TN6u4QHDelvW1 2vKhl+giASHpqGo27bH6lnbsXmZybwbvGCRC3/EQ3t3K5Zbv/dMF7YEPcsNenTwi WTnzyDuU6F99C8eFsPQXGy8bwTT++3mYfI6QAx0gcV3NojLk6mwgok37XBghzKH8 1thgTZi8Ebo2hUMGK33o4OCWAcpm7BMz9BMUzuDBWpoflnpTCXRZ/KFHIiEns2u7 JFaPY3anxE4OMemEYpOE4nKa5OhZUdDvX8crmttKHde8FwIZ9KxScmpXziz1DwdZ ZUy5L7QUP2UCAwEAAaOCAmEwggJdMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAU BggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUX4gX F6p2luTpcphJvVwCS7vZcg0wHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo 7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQt eDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQt eDMubGV0c2VuY3J5cHQub3JnLzAZBgNVHREEEjAQgg53d3cuYmlhc3lzLmNvbTBM BgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAoMCYGCCsGAQUFBwIB FhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQIGCisGAQQB1nkCBAIEgfME gfAA7gB1APCVpFnyANGCQBAtL5OIjq1L/h1H45nh0DSmsKiqjrJzAAABbcT4iQYA AAQDAEYwRAIgYyouzwJTBotFYLxuSXys3EWqswo6vL+7svbv+JXVDBUCIHwu4aH1 rbdDHV6OCzG8xSmqvtG/kKtYoabEX3iD9nH3AHUAKTxRllTIOWW6qlD8WAfUt2+/ WHopctykwwz05UVH9HgAAAFtxPiI/QAABAMARjBEAiB+7CoUV/wm7Ey4iLCv2D9L fojrZ29K/bX48pw8wQ+CJAIgeELCLEWPJ+ImCo871/5Jt+x6AuUJaMYNR32Y64tI IVQwDQYJKoZIhvcNAQELBQADggEBAHjBNIB4lpF0f3l9SGGtfoqN7d6azMrUVr2T J/wuo8KeHhX20LP7K2mvTJV5PAowIJkN3QAq8k/LjVdz/iihIlrpqcGUnKhhno4v +nzGLhDk8tOZUfMgDJrWR+dj0T79VaZNeLoJWZ42XslMGc8LRxRoPSSV4JlrbFm4 I59AYtZvrLBpRk9UGlYuwJLvCj6O2YPH+kNOOGNwhukt6qcfBgm4bOT8ntDdGfVh Gp+UsOyiR79dt4aa7rbihTZhnpSqfHfzw56nhh+2aVs6POh4WmDYKheWJF/WT1Lm S2t7Td8tFj5TfYDTvFDrBYE0ZJJYGIW+KXf3a7iqupm0aeIF9Dc= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAxsi8CCLfhjDqxUwxLnyH urJDBD7KwiZjWdERovCcVR3BB7Tc7M/w4QQiNuQls+OMZ4sSThvWMSNBOeKHeWVp LPhvfyGxu+EQbxUZvk+0zHE8T7g1fcRC1o6hYohwUT3m1tfwm06vOPmO6eSfnr9V baQtdcH3oL/JHGOzMKN20Pldxu1CPb5MqYqV2xjhMsp1j28166QIbjLoj1KJs+eA k9VZVEHTJVizNAifc4mPeiPuBQ+VD2knVWjfciglA1kgcHdGlb7ygvYltxXVtDLF LVAQ3MIpqbzhtgJrLOu17S32UhJlLl/nDH5wdAj1yCWDtHuaHsDHf45SzoJevdZq nkz7kZyC7Yr24jqi5XEjnoAdh5HhURIdCA+8Hy4aU6Qk4PYiZG9cPLA7n/HrxL6T N6u4QHDelvW12vKhl+giASHpqGo27bH6lnbsXmZybwbvGCRC3/EQ3t3K5Zbv/dMF 7YEPcsNenTwiWTnzyDuU6F99C8eFsPQXGy8bwTT++3mYfI6QAx0gcV3NojLk6mwg ok37XBghzKH81thgTZi8Ebo2hUMGK33o4OCWAcpm7BMz9BMUzuDBWpoflnpTCXRZ /KFHIiEns2u7JFaPY3anxE4OMemEYpOE4nKa5OhZUdDvX8crmttKHde8FwIZ9KxS cmpXziz1DwdZZUy5L7QUP2UCAwEAAQ== -----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 325013551945022947767726783389824943862503 . . . . . . . . [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 2019-10-13 10:54:45 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-11 10:54:45 +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 'www.biasys.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 (4208 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 810968452455093958347583595483495646732121888029223325947479703872913663261876733197429614484850550232161674129634977558142012635207388939923078152499074703805795119670053068669754137719738527402178370336133977336720372302377187009599468103033593877323831152767391598884128106574446302137659720697248412850701397347319788004077972499844288298023596862977386952177449839942096516037116331237134880390181087281176074394225005095224348168229468643360991745800550577599922658091708671248356932540360826165235622434013120472164334433904183816002208184980144388783406595259449263273383114455989095752020714760352789680139078053726138478163557920925530966431805469907664927577697197480364229770616705284961771522581163558187240194538158399804051249072565091114318493653509648093242302608041638047883715860149603208128457116771899266800970730532018817736927839876691591015203222662891679806912783947005726223373191380500939627475042278329548743735742266222477895147161157347076285417954895256999939430712796256592035985206726635138107369148888064874255719477220083213471719075104284774794997147450538145401489896838004208916094267582440341117803561757877573758708421848891285770937388669675952145365307548490138769334767096948445135915728741 . . . . . . . . . . . . . . . . . . . . [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) 5f881717aa7696e4e9729849bd5c024bbbd9720d . . . . . . . . . . . . . . . . [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 (18 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.biasys.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 (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 (243 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes) 00ee007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016dc4f8890600000403004630440220632a2ecf0253068b4560bc6e497cacdc45aab30a3abcbfbbb2f6eff895d50c1502207c2ee1a1f5adb7431d5e8e0b31bcc529aabed1bf90ab58a1a6c45f7883f671f7007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dc4f888fd000004030046304402207eec2a1457fc26ec4cb888b0afd83f4b7e88eb676f4afdb5f8f29c3cc10f822402207842c22c458f27e2260a8f3bd7fe49b7ec7a02e50968c60d477d98eb8b482154 . . . . [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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