In cryptography, a certificate authority, or certification authority, (CA) is an entity that issues digital certificates.

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RODC fails to enroll Kerberos certificate but works with the rest

I've a read only domain controller (WS2K8R2) that fails when enrolling the Kerberos PKI Certificate template. However, the rest of the domain controllers works with that template. In fact the ...
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64 views

Enable Certificate Enrollment Policy and Request a Cert using PowerShell

Right now, I'm doing the following to request a cert from a CEP server: Open gpedit.msc Under Computer Configuration > Windows Settings > Security Settings > Public Key Policies, double click ...
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1answer
36 views

Where does a Windows Certification Authority store its root private key?

I have a Windows Server 2012 R2 Enterprise Root Certification Authority on a Hyper-V virtual machine which, due to currently unkown reasons, doesn't boot anymore. I don't know if the VM will ever ...
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1answer
27 views

Squid: how to enable verification for SSL self-signed certificates

I'm using Squid 3.4.8 as a reverse proxy which is forwarding request to a specific server. The communication between Squid and the server is in HTTPS. The certificate used by the server is ...
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1answer
48 views

Wildcard cert for local SSL Certificate Authority?

This seems like it should work, but PKI is complicated and I'd like to ask people who can give an authoritative answer. BACKGROUND: I am the network engineer for a company; for sake of argument ...
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31 views

setup SSL with CA for multiple local sites in Apache and authenticate in a specific location (Error code: ssl_error_handshake_failure_alert) Ubuntu

i'm trying to implement SSL (HTTPs) on my local web-server to protect specified directories on Apache's websites where a user log's-in, combining SSL and HTTP Authentication Basic. I have follow ...
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2answers
44 views

Does the “Enterprise PKI” MMC allow for any automated testing of the PKI?

I'm using the Enterprise PKI snap in to diagnose and check the health of a MSFT PKI system. Is there any way to script/automate this tool to alert me to the pending expiration of a CRL or missing ...
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1answer
58 views

Allow users to install certificates in their home directory?

Usually SSL certificates are installed system-wide (e.g. in /etc/ssl/certs). Is it possible to configure OpenSSL in a way that allows user to put certificates in their home directory (for example in ...
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1answer
32 views

Dovecot SSL Certificate is not accepted

I have certificates issued from StartSSL, which is a trusted authority for certificates, and my websites work with its certificates with no problems and no complaints from all browsers about any trust ...
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1answer
15 views

Trust Internal CA on WES7

We have set up an RDS farm with a certificate issued by our internal Enterprise CA. I'm trying to connect some Wyse thin clients to it running WES7, however it reports a certificate error as the thin ...
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1answer
32 views

What is the purpose of a custom Certificate Trust List?

You can create and deploy a certificate trust list as detailed here, but I'm trying to understand the advantages of this over just deploying root and intermediate certs with group policy the normal ...
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Can OpenDirectory on OS X reasonably be configured to use an intermediate CA cert from an existing CA?

We're trying to set up OpenDirectory. It seems to want to create its own CA, and then an intermediate CA with a certificate signed by its own CA. I'd prefer to generate an intermediate CA certificate ...
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25 views

How to setup digital signatures on Microsoft CA (AD-CS)?

I've been trying to research across the web on how to setup a Microsoft CA (AD-CS on Windows Server 2008 R2) in order to create a certificate for digital signatures, allowing you to digitally sign ...
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111 views

How to replace Zentyal CA certificates and key with an already existing CA

The context: we're using a CA which is deployed on all our client machines, and a lot of hosts and web servers. It seems that Zentyal CA module only allows to issue a new CA using the GUI, but not to ...
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57 views

How can I resolve element not found in AD CA?

I had to move our AD CA from server 2008 32bit to server 2008r2 64bit, both domain controllers too! I now know this was BAD. Is there any way to resolve the "Element not found" in AD CA? Or do I ...
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1answer
85 views

New root CA will not list schema version 2 & 3 certificate templates

I'm trying to decommission a Server 2008 machine that hosts DC, NPS, and CA. I've deployed two new servers to take over as root CA and RADIUS server (both new servers are 2012R2). The new root CA is ...
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2answers
96 views

'Turn off Automatic Root Certificates Update' and 3rd party root certificates

The group policy setting 'Turn off Automatic Root Certificates Update' prevents Windows from deleting certificates that it cannot verify. If a third party has provided me with their own self-signed ...
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1answer
169 views

Trusted root certificate being automatically removed from store

I have a trusted third party's root certificate. I install this to the 'Trusted Root Certification Authorities' certificate store in Windows Server 2008, but it disappears from the certificate store ...
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2answers
51 views

New SSL Cert causes no connection to website on POST from web application

I have a web application which will not connect to a website to POST after they changed their SSL cert. The URL and REF post is mentioned below. Is there anything else I should try on the server? ...
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15 views

SQL Client failing SSL certificate encryption under a AD Domain

I have a client machine (web server) that is attempting to connect to a SQL server. The SQL server is 2008 and has the force encryption flag turned on. Both servers are joined to the domain. The ...
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56 views

Remote Desktop Certificate Template Application Policy Extension

We are setting up remote desktop authentication with the use of certificates and ran into an issue in one of the environments. I am editing the RemoteDesktopComputer2008 certificate template, in ...
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1answer
66 views

Why does Windows CA Server issue multiple certificates for the same user?

I am currently implementing an EAP/TLS WIFI implementation to replace our EAP/MSCHAP2 wifi implementation. I am using Windows Server 2008 and I've installed a certificate authority. User certificates ...
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1answer
32 views

Add issuing CA to online root CA windows 2008 r2

we have an existing internal root CA standalone that issue certificate for our domain mycompany.com. We have multiple certificate installed all over the company from this CA. The problem we're facing ...
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1answer
71 views

Root certificate invalid on a WHM site [closed]

I am a newbie in SSL certificates and was given the task on troubleshooting a site's WHM page that uses https but it displays an red "x" on the https section of the URL. On Google Chrome, details of ...
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1answer
57 views

Unnecessary Certificate Authority in Domain

I have an organization with a file server that is a secondary domain controller(2003 R2), an Exchange server(2008 R2), and a primary domain controller(2008 R2). We also have what used to be the ...
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1answer
616 views

OS X Not Trusting Thawte Primary Root CA - G3

We recently renewed our Nginx webserver's Thawte SSL certificate. Previously we'd been using SHA1 as the signing algorithm, but this time used SHA256 which leads to a new root certificate known as ...
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Publishing extra AD CA CRLs for clients

I am attempting to configure Workplace Join in my Lab Environment. I have my AD CS infrastructure in place and have configured an additional CDP/CRL list with an accessible DNS name for non-domain ...
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198 views

Unable to convert JKS keystore to Oracle Wallet using orapki

I have generated jks keystore using keytool and using the jks keystore I have csr. The same csr I have sent to Signing authority. The Signing authority have given the trusted ...
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1answer
123 views

FreeRADIUS certificate is going to expired

Recently I've created a RADIUS server (Freeradius) that authenticate with Active Directory. I follow this link to create this server: Now, when I see the "server.cnf" file into /etc/raddb/cert , I ...
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1answer
51 views

Adding OCSP and NDES into existing environment? What can be installed together?

Currently have one offline CA and one Sub Issuing CA that just has the Web Enrollment installed. Looking at also implementing NDES and OCSP. I know the web enrollment can be installed on the Issuing ...
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1answer
88 views

How can I generate a non ec private key from openssl via Windows?

I'm experiencing different behavior with an openssl from a linux host and a windows host. I have a pfx that I generated via a windows ca. I use openssl to dissect that pfx to create 3 pem files (ca ...
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1answer
285 views

Windows CA and .pfx Files

What is the proper way to obtain a certificate, ca cert, and private key (aka .pfx file) from a Windows CA via command line? The way I've been doing it is I create a request file using notepad with ...
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1answer
108 views

ADCS Create a new certificate or Rename?

Just joined a new company. Apparently back last year they got rid of the old CA and restored the certificate on a new server. (2003 to 2012). I was about to renew the certificate (self signed) on the ...
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1answer
183 views

Certificate revocation check fails for non-domain guest in spite of accessible CRL

When we try to use certificates on computers that are not part of the domain, Windows complains that The revocation function was unable to check revocation because the revocation server was ...
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1answer
544 views

Difference between ca-bundle.crt and ca-bundle.trust.crt

On CentOS 6.5, in /etc/pki/tls/certs I have: ca-bundle.crt and ca-bundle.trust.crt With different file sizes. Which should I use as the trust path for nginx proxy_ssl_trusted_certificate.
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2answers
89 views

Certificate distribution and management

I am planning to setup PKI for our organization as we're fed up with all of these security warnings when using self-signed certs. I want an offline root CA and two issuing CAs and I want to set that ...
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1answer
47 views

Solution for SSL client certificates with user self service

I'm administrating a linux-based small business network. User information is centrally stored in an OpenLDAP directory. There is an existing CA which is currently used to sign server certificates. It ...
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68 views

Windows - Replace subject from CSR when issuing certificate

I've received a CSR from a client with a CN, but not with all the subject fields we require. According to this answer from Scott*, it should be possible to specify the final subject values when the ...
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1answer
51 views

How to change/remove CRL on root cert?

A few years ago we installed certificate authority onto a widnows 2003 server (CAserver1). we created a self-signed root cert, and issued certs for internal services (https, WCF services, etc). Fast ...
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1answer
613 views

Windows CA Certificate Request via Commandline

I have a non-domain PC (windows 7) attempting to obtain a cert from a Windows 2008 R2 Enterprise CA. I have the root ca and crl's installed on the non-domain client. I'm working on a script that will ...
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90 views

APNS server side Entrust certificate installation process

To ensure you can continue to validate your server's connection to the Apple Push Notification service, you will need to update your push notification server with a copy of the 2048-bit root ...
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2answers
507 views

Email results of PowerShell Script

I have a powershell script that check the certificate store for expiring certificates. It will display these results within the CLI. I want to modify this script to email the results of the output in ...
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2answers
151 views

Powershell Remotely Delete PKI Certificates

I recently rebuilt my PKI and I would like to delete the certificates that were issued to all client machines across my network. Sounds like a job for Powershell! So I wrote this script to be ...
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386 views

No Certificate Templates in Certification Authority

I have installed AD Certificate Services on a Windows Server 2012 R2 Standard edition. But when I open Certification Authority snap-in, there is no Certificate Templates folder: Why? Have I missed ...
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1answer
228 views

How can I get an OID for a certificate template?

I'm using C# (or VBScript) to issue a certificate from an Enterprise CA. According to this answer, I need to specify the OID instead of the certificate name, and place it in an unexpected portion of ...
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1answer
38 views

How to install a root certificate from file

We are in the process of migrating to Exchange 2013 on Server 2012 R2, and will be using third party certificates once fully up and running. In the meantime, however, I have been asked to use a root ...
3
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1answer
97 views

Publish root CA and sub ca certificate to the Trusted root certificate store

I have a root CA which is standalone and I have subordinate CA which is domain joined. I recently renewed the certificate of my root CA and sub CA. How do I push these certificates in the trusted root ...
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1answer
197 views

Do I need to resign/regen a cert when moving IPs?

Are these errors related to moving a site to a new IP and keeping the same SSL CERT? Will I need to regen/sign to fix this? [Sun Jun 22 07:13:11.054280 2014] [mpm_worker:notice] [pid 2775:tid ...
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1answer
133 views

ADCS - How can I diagnose the exact reason a certificate request was denied by a policy module?

I need to develop operational procedures to audit and understand why a specific request was rejected by an Active Directory Certificate Services (ADCS) Policy Module. I've attempted turning on all ...
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1answer
446 views

Windows 2012R2 seems to automatically download and install intermediate root certificates

Whilst preparing a new Windows 2012R2 server for production I needed to install a (GlobalSign Domain) SSL certificate for the website powering our application. I did this by generating a certificate ...