support2.vertafore.com

Issued by VeriSign Class 3 International Server CA - G3

About this certificate


This digital certificate with serial number 34:01:56:92:fc:bb:96:63:be:73:87:fa:95:08:03:06 was issued on by VeriSign, Inc. .

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 '[Irving]'
  • WARNING: Using depricated TeletexString for '[Vertafore]'
  • WARNING: Using depricated TeletexString for '[Hosting Services]'
  • WARNING: Using depricated TeletexString for '[support2.vertafore.com]'
  • ERROR: Certificate contains a key usage different from ServerAuth, ClientAuth or ServerGatedCrypto

Vertafore

Organization: Vertafore
Organization unit: Hosting Services
State / Province: Texas
Locality: Irving
Country: US

VeriSign, Inc.

Organization: VeriSign, Inc.
Organization unit: VeriSign Trust Network
Organization unit: Terms of use at https://www.verisign.com/rpa (c)10
State / Province: Texas
Locality: Irving
Country: US

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 34:01:56:92:fc:bb:96:63:be:73:87:fa:95:08:03:06
Serial Number (int): 69126804010428803143046694470116967174
Serial Number lenght: 126 bits, 16 octets

SubjectKeyId:
AuthorityKeyId: d7:9b:7c:d8:22:a0:15:f7:dd:ad:5f:ce:29:9b:58:c3:bc:46:00:b5

Fingerprint (sha1): c7:aa:cf:8b:0a:c8:23:d2:1c:12:5f:38:e2:99:6c:c6:67:f2:d8:25
Fingerprint (sha256): ef:78:0c:6c:2e:56:8d:87:1b:f2:cd:c5:f5:e7:58:7a:25:38:6e:45:8a:1a:a3:f0:0c:8c:c0:40:8a:f3:dc:37

Issuing Certificate URL: http://SVRIntl-G3-aia.verisign.com/SVRIntlG3.cer

Revocation information

OCSP Server: http://ocsp.verisign.com
CRL Distribution Point: http://SVRIntl-G3-crl.verisign.com/SVRIntlG3.crl

Check the revocation status for the current certificate on support2.vertafore.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

SHA1 with RSA



Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Netscape Server-Gated Cryptography
Microsoft Server-Gated Cryptography
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: support2.vertafore.com

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIFXTCCBEWgAwIBAgIQNAFWkvy7lmO+c4f6lQgDBjANBgkqhkiG9w0BAQUFADCB vDELMAkGA1UEBhMCVVMxFzAVBgNVBAoTDlZlcmlTaWduLCBJbmMuMR8wHQYDVQQL ExZWZXJpU2lnbiBUcnVzdCBOZXR3b3JrMTswOQYDVQQLEzJUZXJtcyBvZiB1c2Ug YXQgaHR0cHM6Ly93d3cudmVyaXNpZ24uY29tL3JwYSAoYykxMDE2MDQGA1UEAxMt VmVyaVNpZ24gQ2xhc3MgMyBJbnRlcm5hdGlvbmFsIFNlcnZlciBDQSAtIEczMB4X DTEyMDYxNDAwMDAwMFoXDTE0MDYxNTIzNTk1OVowfjELMAkGA1UEBhMCVVMxDjAM BgNVBAgTBVRleGFzMQ8wDQYDVQQHFAZJcnZpbmcxEjAQBgNVBAoUCVZlcnRhZm9y ZTEZMBcGA1UECxQQSG9zdGluZyBTZXJ2aWNlczEfMB0GA1UEAxQWc3VwcG9ydDIu dmVydGFmb3JlLmNvbTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBALLc VV7gCCV5kZq8ChUMrAVGtVT+bCpfhbbph8TJ0J4EUJ3pmgdU4TJvk9+KV8iGPBPS mfsjwbK2u/u+57ggLiFdoHRU2k62R6N9r2FXDQHU0ooz7ymY6zBTA+Vh/Q8k0n+o x5iRJR8oJmkm0qE2M05XpN5hSrw1erAg0KYXCnMpUrhzUUgx/IBicBzKJr7mNiYj Qjb8hiIXFOE4L3sSf8QVvYY0tZxHuGBf5EHMeimEXy/Z4qYCDYKfI1FFJYhe4wwH 1rWMPMvr4dEgpKP6q9dUv4WgQb7B/4iMVLXHyFDP/i8utVJggOyHOhc0EmjfvM/8 NlAt1ulGJVU3CyvO5SsCAwEAAaOCAZYwggGSMCEGA1UdEQQaMBiCFnN1cHBvcnQy LnZlcnRhZm9yZS5jb20wCQYDVR0TBAIwADAOBgNVHQ8BAf8EBAMCBaAwHwYDVR0j BBgwFoAU15t82CKgFffdrV/OKZtYw7xGALUwQQYDVR0fBDowODA2oDSgMoYwaHR0 cDovL1NWUkludGwtRzMtY3JsLnZlcmlzaWduLmNvbS9TVlJJbnRsRzMuY3JsMEQG A1UdIAQ9MDswOQYLYIZIAYb4RQEHFwMwKjAoBggrBgEFBQcCARYcaHR0cHM6Ly93 d3cudmVyaXNpZ24uY29tL2NwczA0BgNVHSUELTArBglghkgBhvhCBAEGCisGAQQB gjcKAwMGCCsGAQUFBwMBBggrBgEFBQcDAjByBggrBgEFBQcBAQRmMGQwJAYIKwYB BQUHMAGGGGh0dHA6Ly9vY3NwLnZlcmlzaWduLmNvbTA8BggrBgEFBQcwAoYwaHR0 cDovL1NWUkludGwtRzMtYWlhLnZlcmlzaWduLmNvbS9TVlJJbnRsRzMuY2VyMA0G CSqGSIb3DQEBBQUAA4IBAQAC6t7Hh4lrfaJt9USS2xFlLAIgBK04fqtNpzbb6MWl E14uJ5F3xGjPJs00g5mSfKWHt5vIpp4WTCXeCIu6RLR2BOwJ29cQAc4HfSWUjIiQ OisL5xaBgnaLRZRiBRwVPlHaWftb6HZy4wbdgykcSq0C9RKmu6EUsYsROwUOdHFL n7HMxpyINxZ18pCV8ek4HjyIOddeij+qDYIcQjKwL5SbRu6VqyFn1vX1qCz4o4kc Jo2ktJV1Wu+7vhCOZsINNv7URZzPgyHwLcMUiDDdp4U3pAcH55+wk7SuZWpF5vjp WQWAuOefKWE2eutq5o1MoILfhJLvZ9fHe04p1/y3pnvA -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAstxVXuAIJXmRmrwKFQys BUa1VP5sKl+FtumHxMnQngRQnemaB1ThMm+T34pXyIY8E9KZ+yPBsra7+77nuCAu IV2gdFTaTrZHo32vYVcNAdTSijPvKZjrMFMD5WH9DyTSf6jHmJElHygmaSbSoTYz Tlek3mFKvDV6sCDQphcKcylSuHNRSDH8gGJwHMomvuY2JiNCNvyGIhcU4TgvexJ/ xBW9hjS1nEe4YF/kQcx6KYRfL9nipgINgp8jUUUliF7jDAfWtYw8y+vh0SCko/qr 11S/haBBvsH/iIxUtcfIUM/+Ly61UmCA7Ic6FzQSaN+8z/w2UC3W6UYlVTcLK87l KwIDAQAB -----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 69126804010428803143046694470116967174 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption) . . . . . . . . . . . . [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 'VeriSign, Inc.' . . . . . . . . . . . . [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 'VeriSign 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 2.5.4.11 (organizationalUnitName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Terms of use at https://www.verisign.com/rpa (c)10' . . . . . . . . . . . . [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 'VeriSign Class 3 International Server CA - G3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2012-06-14 00:00:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2014-06-15 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 'US' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.8 (stateOrProvinceName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Texas' . . . . . . . . . . . . [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:20|false] TeletexString, T61String 'Irving' . . . . . . . . . . . . [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:20|false] TeletexString, T61String 'Vertafore' . . . . . . . . . . . . [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 'Hosting Services' . . . . . . . . . . . . [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:20|false] TeletexString, T61String 'support2.vertafore.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 22579068771877716064473090017480162605856773995063602305983950806569203185449068877232147333391442364134749881311826386871513428323313954933121797587974157153562196249435183557352518224170062327771039058379780783889003090064617463251533530354694517853878971921594882902949474266694820267965428629770422650896701437104122507009923062736375756165976060081170698182925760419095947385357920826830648763604185187012676973877477189449796194356034705875545089369649242145944284652266419502417194740503046909063502909708490587343190474545773952957917574615501019045848706057837716409188878650871635621267843792266628239910187 . . . . . . . . . . . . . . . . . . . . [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 (26 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'support2.vertafore.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 2.5.29.35 (authorityKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName d79b7cd822a015f7ddad5fce299b58c3bc4600b5 . . . . . . . . . . . . . . . . [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 (58 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://SVRIntl-G3-crl.verisign.com/SVRIntlG3.crl' . . . . . . . . . . . . . . . . [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 (61 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.16.840.1.113733.1.7.23.3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://www.verisign.com/cps' . . . . . . . . . . . . . . . . [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 (45 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.16.840.1.113730.4.1 (serverGatedCrypto) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.311.10.3.3 (serverGatedCrypto) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 1.3.6.1.5.5.7.1.1 (authorityInfoAccess) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (102 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.verisign.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://SVRIntl-G3-aia.verisign.com/SVRIntlG3.cer' . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption) . . . . . . . . [c:0|t:5|false] NULL . . . . [c:0|t:3|false] BIT STRING (2048 bits) 0002eadec787896b7da26df54492db11652c022004ad387eab4da736dbe8c5a5135e2e279177c468cf26cd348399927ca587b79bc8a69e164c25de088bba44b47604ec09dbd71001ce077d25948c88903a2b0be7168182768b459462051c153e51da59fb5be87672e306dd83291c4aad02f512a6bba114b18b113b050e74714b9fb1ccc69c88371675f29095f1e9381e3c8839d75e8a3faa0d821c4232b02f949b46ee95ab2167d6f5f5a82cf8a3891c268da4b495755aefbbbe108e66c20d36fed4459ccf8321f02dc3148830dda78537a40707e79fb093b4ae656a45e6f8e9590580b8e79f2961367aeb6ae68d4ca082df8492ef67d7c77b4e29d7fcb7a67bc0