Certum Trusted Network CA

Basic Information

Subject DN
C=PL, O=Unizeto Technologies S.A., OU=Certum Certification Authority, CN=Certum Trusted Network CA
Issuer DN
C=PL, O=Unizeto Sp. z o.o., CN=Certum CA
Serial
Decimal: 47728425367563953368335862826026879003
Hex: 0x23e8290d71950418c008597e42f7481b
Validity
2008-10-22 12:07:37to 2025-12-30 23:59:59 (6278 days, 11:52:22)

Fingerprint

SHA-256
2d87ff20fe8ad2305dfb6f3992867ed2bf4fe3e1346212c4345991aac02266e9
SHA-1
794e7e547fcc2d61e80c5f500261865e91695191
MD5
6b64fefc8e8a0c01507f2df98cf8bc8b

Public Key

Key Type
2048-bit RSA, e = 65,537 Strong
Modulus
e3:​fb:​7d:​a3:​72:​ba:​c2:​f0:​c9:​14:​87:​f5:​6b:​01:​4e:​e1:​6e:​40:​07:​ba:​6d:​27:​5d:​7f:​f7:​5b:​2d:​b3:​5a:​c7:​51:​5f:​ab:​a4:​32:​a6:​61:​87:​b6:​6e:​0f:​86:​d2:​30:​02:​97:​f8:​d7:​69:​57:​a1:​18:​39:​5d:​6a:​64:​79:​c6:​01:​59:​ac:​3c:​31:​4a:​38:​7c:​d2:​04:​d2:​4b:​28:​e8:​20:​5f:​3b:​07:​a2:​cc:​4d:​73:​db:​f3:​ae:​4f:​c7:​56:​d5:​5a:​a7:​96:​89:​fa:​f3:​ab:​68:​d4:​23:​86:​59:​27:​cf:​09:​27:​bc:​ac:​6e:​72:​83:​1c:​30:​72:​df:​e0:​a2:​e9:​d2:​e1:​74:​75:​19:​bd:​2a:​9e:​7b:​15:​54:​04:​1b:​d7:​43:​39:​ad:​55:​28:​c5:​e2:​1a:​bb:​f4:​c0:​e4:​ae:​38:​49:​33:​cc:​76:​85:​9f:​39:​45:​d2:​a4:​9e:​f2:​12:​8c:​51:​f8:​7c:​e4:​2d:​7f:​f5:​ac:​5f:​eb:​16:​9f:​b1:​2d:​d1:​ba:​cc:​91:​42:​77:​4c:​25:​c9:​90:​38:​6f:​db:​f0:​cc:​fb:​8e:​1e:​97:​59:​3e:​d5:​60:​4e:​e6:​05:​28:​ed:​49:​79:​13:​4b:​ba:​48:​db:​2f:​f9:​72:​d3:​39:​ca:​fe:​1f:​d8:​34:​72:​f5:​b4:​40:​cf:​31:​01:​c3:​ec:​de:​11:​2d:​17:​5d:​1f:​b8:​50:​d1:​5e:​19:​a7:​69:​de:​07:​33:​28:​ca:​50:​95:​f9:​a7:​54:​cb:​54:​86:​50:​45:​a9:​f9:​49]
SPKI SHA-256
aa2630a7b617b04d0a294bab7a8caaa5016e6dbe604837a83a85719fab667eb5

Signature

Algorithm
SHA1-RSA (1.3.14.3.2.29)
Signature
51:​20:​60:​5e:​66:​ad:​45:​b1:​b9:​f6:​0c:​d1:​1a:​f1:​7e:​25:​a8:​0a:​7a:​74:​cb:​6c:​65:​d1:​d7:​94:​62:​c1:​5b:​22:​8c:​1e:​d9:​ce:​f3:​18:​c9:​c9:​6c:​61:​55:​ee:​4e:​d9:​c6:​e8:​f2:​1e:​bb:​b3:​96:​f6:​5c:​6d:​aa:​f6:​29:​17:​94:​fc:​ee:​ca:​80:​25:​37:​f8:​c0:​df:​90:​d2:​f9:​0a:​3d:​c0:​f6:​f0:​d3:​b3:​b6:​be:​fb:​5d:​80:​01:​b5:​f4:​f3:​8a:​39:​2d:​80:​29:​3b:​56:​3d:​fb:​bc:​50:​f4:​95:​b1:​c9:​c1:​cf:​b1:​87:​bc:​13:​82:​90:​2c:​46:​15:​bd:​ef:​fc:​03:​19:​9e:​38:​04:​c4:​f8:​2d:​0a:​82:​30:​32:​57:​05:​14:​01:​c2:​47:​35:​1c:​4d:​3f:​b3:​f6:​5d:​b3:​73:​d6:​81:​a7:​68:​06:​df:​9a:​c8:​d5:​c5:​b7:​46:​52:​24:​ee:​8a:​cd:​66:​5e:​9a:​c0:​72:​15:​d6:​01:​5a:​95:​71:​d9:​fb:​7a:​25:​3b:​a2:​11:​a5:​60:​a5:​5c:​54:​d8:​76:​74:​ca:​c4:​12:​fc:​5a:​ae:​56:​2e:​bf:​a5:​e9:​9f:​95:​e1:​c2:​0b:​fd:​3d:​3e:​05:​8d:​35:​f5:​4f:​33:​61:​ac:​98:​64:​35:​db:​f3:​91:​50:​95:​42:​d3:​bc:​f7:​0e:​3b:​76:​13:​69:​47:​70:​1e:​20:​87:​0a:​28:​91:​2a:​5e:​e9:​aa:​a9:​32:​c4:​b6:​33:​f9:​fd:​5f:​79:​65:​21:​ac:​6a:​29]

Extensions

Subject Key ID
0876cdcb07ff24f6c5cdedbb90bce284374675f7 [children]
Key Usage
Certificate Sign, CRL Sign
CRL Paths
http://crl.certum.pl/ca.crl
Policies
Any Policy (2.5.29.32.0)
Constraints
Is CA: True
AIA Paths
OCSP: http://subca.ocsp-certum.com
Issuer: http://repository.certum.pl/ca.cer

Browser Trust

Apple
Trusted Intermediate
Microsoft
Trusted Intermediate
Mozilla NSS
Trusted Intermediate

Key Usage and Constraints

Is CA?
True
Key Usage
Certificate Sign, CRL Sign

Certificate Transparency

Aviator
1970-01-01 00:00 12,966,078
Comodo Dodo
2016-11-24 16:53 2,094
Pilot
2015-08-21 14:05 8,859,558
Plausible
2016-06-11 19:50 6,007,786
Rocketeer
2015-08-20 17:52 6,076,135
Venafi
1970-01-01 00:00 7,379
Wosign
1970-01-01 00:00 4,250

Censys Metadata

Updated At
2018-08-31 16:03:11
Source
Scan
Tags
unexpired, unknown, google-ct, intermediate, trusted, ct