Certificate summary -

Owner: Yellow Book, US, ST=Pennsylvania, L=KING OF PRUSSIA, *.yellowbook.com

Issuer: EMAILADDRESS=ca@trustwave.com, "Trustwave Organization Validation CA, Level 2", "Trustwave Holdings, Inc.", L=Chicago, ST=Illinois, US

Expiration: Wed Apr 09 15:51:32 EDT 2014

MD5: DB:B6:D1:D1:8E:C5:A8:A7:DD:14:A7:0B:5A:85:10:3A

Hash: Owner Hash=077fb487, Issuer Hash=e979a6b7

Information extracted out of the certificate:

Owner: O=Yellow Book, C=US, ST=Pennsylvania, L=KING OF PRUSSIA,
CN=*.yellowbook.com
Issuer: EMAILADDRESS=ca@trustwave.com, CN="Trustwave Organization
Validation CA, Level 2", O="Trustwave Holdings, Inc.", L=Chicago,
ST=Illinois, C=US
Serial number: 3274d68e994f3122d2ed2df35e90e7f7
Valid from: Mon Mar 18 15:12:12 EDT 2013 until: Wed Apr 09 15:51:32 EDT
2014
Certificate fingerprints:
	 MD5:  DB:B6:D1:D1:8E:C5:A8:A7:DD:14:A7:0B:5A:85:10:3A
	 SHA1: 3C:35:59:42:DD:FE:5D:58:37:26:00:B6:2F:DB:66:EB:6B:8C:D0:09
	 SHA256:
CA:27:BD:5D:49:68:23:36:DF:EA:08:B4:BA:4D:CD:90:6E:5C:8A:F7:BF:29:F1:65:CC:
D5:56:B6:25:82:D0:8E
	 Signature algorithm name: SHA1withRSA
	 Version: 3

Extensions: 

#1: ObjectId: 1.3.6.1.5.5.7.1.1 Criticality=false
AuthorityInfoAccess [
  [
   accessMethod: ocsp
   accessLocation: URIName: http://ocsp.trustwave.com/
]
]

#2: ObjectId: 2.5.29.35 Criticality=false
AuthorityKeyIdentifier [
KeyIdentifier [
0000: 5D D9 96 9A 40 C7 27 CB	2C 9B A2 EC CF 19 AB C8  ]...@.'.,.......
0010: AF CC 86 48					 ...H
]
]

#3: ObjectId: 2.5.29.19 Criticality=false
BasicConstraints:[
  CA:false
  PathLen: undefined
]

#4: ObjectId: 2.5.29.31 Criticality=false
CRLDistributionPoints [
  [DistributionPoint:
     [URIName: http://crl.trustwave.com/OVCA_L2.crl]
]]

#5: ObjectId: 2.5.29.32 Criticality=false
CertificatePolicies [
  [CertificatePolicyId: [1.3.6.1.4.1.30360.3.3.3.3.4.4.3.0]
[]  ]
  [CertificatePolicyId: [1.3.6.1.4.1.30360.3.3.3.3.4.4.3]
[PolicyQualifierInfo: [
  qualifierID: 1.3.6.1.5.5.7.2.1
  qualifier: 0000: 16 1B 68 74 74 70 3A 2F   2F 73 73 6C 2E 74 72 75 
..http://ssl.tru
0010: 73 74 77 61 76 65 2E 63	6F 6D 2F 43 41		 stwave.com/CA

]]  ]
]

#6: ObjectId: 2.5.29.37 Criticality=false
ExtendedKeyUsages [
  serverAuth
  clientAuth
]

#7: ObjectId: 2.5.29.15 Criticality=false
KeyUsage [
  DigitalSignature
  Key_Encipherment
]

#8: ObjectId: 2.5.29.17 Criticality=false
SubjectAlternativeName [
  DNSName: *.yellowbook.com
  DNSName: yellowbook.com
]

#9: ObjectId: 2.5.29.14 Criticality=false
SubjectKeyIdentifier [
KeyIdentifier [
0000: 61 91 3E 9F DD A9 8F 88	7F 9C C7 2C 2D DD 28 A0  a.>........,-.(.
0010: 70 0E 4A FC					 p.J.
]
]

Certificate in PEM format (Base64 encoded X.509):

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

Visit the Web site using this certificate: https://www.yellowbook.com

Search for the certificate of the issuer.