conversa.globo.com

Issued by Symantec Class 3 Secure Server CA - G4

About this certificate


This digital certificate with serial number 12:30:bd:67:7a:7e:08:0c:85:22:d8:63:d3:8b:e3:be was issued on by Symantec Corporation .

While the 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.

Cerificate errors/warnings *beta

  • WARNING: Using depricated TeletexString for '[Organization and domain(s) authenticated by Certisign]'

Globo Comunicacao e Participacoes SA

Organization: Globo Comunicacao e Participacoes SA
Organization unit: DataCenter_RIOMP16LF09
Organization unit: Organization and domain(s) authenticated by Certisign
State / Province: Rio de Janeiro
Locality: Rio de Janeiro
Country: BR

Symantec Corporation

Organization: Symantec Corporation
Organization unit: Symantec Trust Network
State / Province: Rio de Janeiro
Locality: Rio de Janeiro
Country: BR

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 12:30:bd:67:7a:7e:08:0c:85:22:d8:63:d3:8b:e3:be
Serial Number (int): 24179175747163520434736690655996404670
Serial Number lenght: 125 bits, 16 octets

SubjectKeyId:
AuthorityKeyId: 5f:60:cf:61:90:55:df:84:43:14:8a:60:2a:b2:f5:7a:f4:43:18:ef

Fingerprint (sha1): a8:00:74:82:35:8c:9f:d2:09:c4:d4:e3:27:d7:a9:a2:1a:09:fe:69
Fingerprint (sha256): 50:bb:4a:46:07:78:c5:10:92:de:fa:ba:cd:be:3a:c3:f2:73:ce:56:b7:19:c4:d6:5c:12:54:20:6e:80:a3:d9

Issuing Certificate URL: http://ss.symcb.com/ss.crt

Revocation information

OCSP Server: http://ss.symcd.com
CRL Distribution Point: http://ss.symcb.com/ss.crl

Check the revocation status for the current certificate on conversa.globo.com
1
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details about this certificate


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

8 extensions
No unhandled critical extensions



CA Certificate

This is not a CA certificate

Subject Alternative Names

This certificate doesn't contain any other subject alternative names besides the common name of the subject: conversa.globo.com

Certificate

The complete raw certificate details in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIFYjCCBEqgAwIBAgIQEjC9Z3p+CAyFIthj04vjvjANBgkqhkiG9w0BAQsFADB+ MQswCQYDVQQGEwJVUzEdMBsGA1UEChMUU3ltYW50ZWMgQ29ycG9yYXRpb24xHzAd BgNVBAsTFlN5bWFudGVjIFRydXN0IE5ldHdvcmsxLzAtBgNVBAMTJlN5bWFudGVj IENsYXNzIDMgU2VjdXJlIFNlcnZlciBDQSAtIEc0MB4XDTE1MDMyMDAwMDAwMFoX DTE2MDMyMDIzNTk1OVowgewxCzAJBgNVBAYTAkJSMRcwFQYDVQQIDA5SaW8gZGUg SmFuZWlybzEXMBUGA1UEBwwOUmlvIGRlIEphbmVpcm8xLTArBgNVBAoMJEdsb2Jv IENvbXVuaWNhY2FvIGUgUGFydGljaXBhY29lcyBTQTEfMB0GA1UECwwWRGF0YUNl bnRlcl9SSU9NUDE2TEYwOTE+MDwGA1UECxQ1T3JnYW5pemF0aW9uIGFuZCBkb21h aW4ocykgYXV0aGVudGljYXRlZCBieSBDZXJ0aXNpZ24xGzAZBgNVBAMMEmNvbnZl cnNhLmdsb2JvLmNvbTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAOHT yot51NLAIwan7IoebVbJuasmtx53/VQz9zSSfTnDk5tRTETFZmOUdb7blXXBuTHC FmxtM7MUuDosUUvuXVez+gJwyGvAqWyvp9ZBQDZqSjPTuaR9iVGXzan2MBTg/Mvl B5wFUh79/hdm8dutDf/5ZLOZACRYjNW4Wmd9e8ds9TPdXe0Cjl4xB5MytuprNj8l 3Fbb4UfaBqO0J0rLXCRIGw8KLApuyWkXkaWVP2x5BpfbfPLEENOcs0/lvEbHYRHq iGBmDlWjaHJOcIKRAK/Ez8qsra3MaAXtOxEXudYfL7rN7by6xNaxILYoxpVxheId UOir25UnMsvFrc6TdY8CAwEAAaOCAWswggFnMB0GA1UdEQQWMBSCEmNvbnZlcnNh Lmdsb2JvLmNvbTAJBgNVHRMEAjAAMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAU BggrBgEFBQcDAQYIKwYBBQUHAwIwZQYDVR0gBF4wXDBaBgpghkgBhvhFAQc2MEww IwYIKwYBBQUHAgEWF2h0dHBzOi8vZC5zeW1jYi5jb20vY3BzMCUGCCsGAQUFBwIC MBkaF2h0dHBzOi8vZC5zeW1jYi5jb20vcnBhMB8GA1UdIwQYMBaAFF9gz2GQVd+E QxSKYCqy9Xr0QxjvMCsGA1UdHwQkMCIwIKAeoByGGmh0dHA6Ly9zcy5zeW1jYi5j b20vc3MuY3JsMFcGCCsGAQUFBwEBBEswSTAfBggrBgEFBQcwAYYTaHR0cDovL3Nz LnN5bWNkLmNvbTAmBggrBgEFBQcwAoYaaHR0cDovL3NzLnN5bWNiLmNvbS9zcy5j cnQwDQYJKoZIhvcNAQELBQADggEBAHa1+oNQkGrfiSsm4NmMGmmrGmZAFCXqXhnC GODfAWCAR9QXcKUpem/TnWgPZ+SBPdOiPn6RRaUj23cx4j6CRvTNFeffGQohQKg7 RYJvhNUK/+NgfBD1ZO1yyhwbnw5zLNVmZihIoctwC5MwNC4aDJMQOAVQl5fL0cIs LzODhbZl1teb9FpH5P+zADoEZDMyazHDAt+LcEU1b2PzMlM/1oz4Or1fBEhpth67 zAei5BCM1OngXc6wV+4LK37s3r/2fQO8AStXxkJvZyMRlOQgmu4mvB2nb7I8hG5q zHq9Zswtn89b9iHC3YJePNY2b87rvwW4pWcudr6xnOiun5xLUQE= -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4dPKi3nU0sAjBqfsih5t Vsm5qya3Hnf9VDP3NJJ9OcOTm1FMRMVmY5R1vtuVdcG5McIWbG0zsxS4OixRS+5d V7P6AnDIa8CpbK+n1kFANmpKM9O5pH2JUZfNqfYwFOD8y+UHnAVSHv3+F2bx260N //lks5kAJFiM1bhaZ317x2z1M91d7QKOXjEHkzK26ms2PyXcVtvhR9oGo7QnSstc JEgbDwosCm7JaReRpZU/bHkGl9t88sQQ05yzT+W8RsdhEeqIYGYOVaNock5wgpEA r8TPyqytrcxoBe07ERe51h8vus3tvLrE1rEgtijGlXGF4h1Q6KvblScyy8WtzpN1 jwIDAQAB -----END PUBLIC KEY-----

ASN1 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 24179175747163520434736690655996404670 . . . . . . . . [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 'Symantec Corporation' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Symantec Trust Network' . . . . . . . . . . . . [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 'Symantec Class 3 Secure Server CA - G4' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2015-03-20 00:00:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-03-20 23:59:59 +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 2.5.4.6 (countryName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'BR' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.8 (stateOrProvinceName) . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'Rio de Janeiro' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.7 (localityName) . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'Rio de Janeiro' . . . . . . . . . . . . [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:12|false] UTF8String 'Globo Comunicacao e Participacoes SA' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName) . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'DataCenter_RIOMP16LF09' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName) . . . . . . . . . . . . . . . . . . . . [c:0|t:20|false] TeletexString, T61String 'Organization and domain(s) authenticated by Certisign' . . . . . . . . . . . . [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:12|false] UTF8String 'conversa.globo.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 28508056745976185380667872415168336295813441977448879402576738620549832327506502186103703954715245714285521529925407297764317091475411298039236156702478705473647553042028657157246433639414631497181351706757474110017274942410625393368274167288162387769146694189794427673493220232488774618479738268573640508387695179516182849446723259562245160219126617302400414782654224204201081889240441980401769898354906968105152255204872812181352564291158597460455312738928811195786076266421609332325839070070400426011217217870032186462401658921418532165836212379601313098983023808262526174702919539774945322704167364409914633188751 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.17 (subjectAltName) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'conversa.globo.com' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints) . . . . . . . . . . . . . . . . . . . . [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 2.5.29.15 (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 2.5.29.32 (certificatePolicies) . . . . . . . . . . . . . . . . . . . . [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 2.16.840.1.113733.1.7.54 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 'https://d.symcb.com/cps' . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.2 (unotice) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:26|false] VisibleString, ISO646String [104 116 116 112 115 58 47 47 100 46 115 121 109 99 98 46 99 111 109 47 114 112 97] . . . . . . . . . . . . . . . . [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 5f60cf619055df8443148a602ab2f57af44318ef . . . . . . . . . . . . . . . . [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 (36 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://ss.symcb.com/ss.crl' . . . . . . . . . . . . . . . . [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 (75 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://ss.symcd.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://ss.symcb.com/ss.crt' . . . . [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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