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

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Windows server 2012 Root Enterprise Certification Authority issue certificates only with 2 years validity

I cannot make my Enterprise Root CA issue certificates with an expiration date more than 2 years. I've already set ValidityPeriodUnits and ValidityPeriod register keys with certutil.exe. I've ...
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1answer
25 views

User domain CA to create a UCC cert

We have 30+ RDS servers and use a hardware load balancer. I'm trying to figure out how to generate a UCC cert from our in house CA. Anyone point me in the right direction to do so? Need to alias all ...
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1answer
57 views

Firefox presenting “Secure Connection Failed” page for our certs

Firefox does not like our internal certificates. I'm trying to figure out why... tl;dr - Our internal IIS servers, signed with our internal CA, present a "Secure Connection Failed" page, with ...
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1answer
38 views

the same certificates are sold at different prices?

I've encountered so many times with this situation. For example everybody know if I buy a Positive SSL for a year from a reseller, its price is about $5.95 . If I buy the certificate from CA ...
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1answer
22 views

MS Certificate authority issued to wrong entity

Hi I have created a CA signing request on my netscaler where the common name is *.mydomain.com When I sign the CRS in my MS CA its ends up being issued to "Fredrik" instead of *.mydomain.com This ...
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1answer
39 views

Windows Server: Is it possible to run Certificate Authority while having Essentials experience installed?

I have a Windows Server 2012 machine running a certification authority, but also need the same server to run Windows Server Essentials Media Pack. This requires the Essentials Experience role to be ...
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16 views

How do you properly setup OpenVPN Server on mac? And how do you setup the certificates?

I have been searching for hours now, and I still cannot seem to find a proper tutorial on OpenVPN on mac. I did see the HOWTO, though that doesn't seem to be enough. The worst part is the one with ...
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11 views

How to add a certificate authority (CA) to redhat 5.6

I have Imported a Trusted Root Certification Authority(CA.cer) into Windows,It's working fine on window.Same certificate how to import the redhat 5.6?
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1answer
17 views

FreeBSD pfsense root CA fails

I have some problem with root CA of my pfsense installation. My test script is this: openssl s_client -showcerts -connect fbstatic-a.akamaihd.net:443 And the answer is: Verify return code: 20 ...
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1answer
62 views

Root Certificate Update Solution - Windows Server 2008

We have an application attempting to run licensing checks via http over the web. The machines this software resides on are Server 2008 vm's with no domain configured. While tracking what is ...
0
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1answer
20 views

Enterprise Root CA create CodeSigning Certificate for Multiple Users

Is it possible to have a root CA in the enterprise create a CodeSigning certificate (to be used in a Visual Studio solution) that is registered to more than one user? The way it is now, I am the only ...
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47 views

Windows Server 2012 Certificate Stores not updating

According to Microsoft, Windows Server 2012 and Windows 8.1 automatically update Digital Certificates. Microsoft Security Advisory 3050995 https://technet.microsoft.com/library/security/3050995 says ...
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2answers
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Is it necessary to purchase an OID for ADCS?

I am interested in utilizing ADCS to generate trusted certificates for internal web applications. However, from my readings it appears that I need to purchase an OID, which looks pretty expensive. Is ...
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26 views

IPSEC for RDP Connections

I am stuck with a wired problem, I am trying to achieve a functionality in which if a certificate is not installed on a system that system won't able to remote desktop the server, he won't even see ...
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1answer
81 views

Problem with TLS identity not verified

I run a CA server "Microsoft CA Server Enterprise" and I generate certificates then bind the cert to my site. In all clients in my network, I add the cert with certutil -addstore ca org.cer When my ...
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1answer
47 views

SSL Certificates from nginx only works in Windows IE and Chrome

I have a wildcard certificate and got it signed by AlphaSSL. I followed the steps from here: http://nginx.org/en/docs/http/configuring_https_servers.html#chains to set it up on my nginx server which ...
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2answers
682 views

Is this SSL certificate chain broken and how to fix it?

For the SSL cert on the domain example.com, some tests tell me that the chain is incomplete and since Firefox keeps its own certificate store, it might fail on Mozilla (1, 2, 3). Others tell me it is ...
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1answer
28 views

How do I get alerted to an pending AD CS certificate request?

I want to get a summary report of pending AD CS requests. How would I approach this? Does anything already exist? The problem I'm trying to solve is where a user requests a certificate, and i'm ...
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1answer
42 views

How to create certificates for local network

I have a local network (a intranet of about 50 to 70 computers) where is a Windows Server 2008 with a ASP.NET MVC application. To encrypt the connection with HTTPS i need a server certificate (not ...
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42 views

How do I change the expiration of CRLs with OpenSSL?

I am currently experimenting with my self signed CA. But in order for my devices to work I need a valid CRL. I set the CDP to one of the CDN hosting providers. As I have only 5 certificates issued I ...
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2answers
173 views

How do I request a certificate from CEP / CES on a Microsoft CA on OSX or Linux?

This article describes how to request a certificate from AD CS (Active Directory Certificate Services) from a non-domain joined windows computer. I would think the same principals apply to non ...
2
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1answer
963 views

apache ssl - unable to get local issuer certificate

Somehow just today suddenly my seafile client throwed this error. I don't believe its a seafile issue, because my openssl throws the exact same error: user@nb-user:~$ echo |openssl s_client -connect ...
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After renewing web CA, Outlook 2013 can connect to Exchange 2013 but not Outlook 2010

After renewing web CA, 2013 outlook client are able to connect to 2013 Exchange but not 2010 outlook clients? Anyone run in to this issue please advise!
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How to create a digital signature and verify it through a server

I am trying to find out a way to create a digital signature for the employees of my company and place it in a server from where they can retrieve them and attach it with any digital document (Office ...
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1answer
80 views

Setup a non-CA Puppet Master

I would like to set up an additional puppet master to act as a non-CA server. I’ve have installed and am successfully using Passenger. The servers in question are all running CentOS 6.6 and are all ...
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1answer
52 views

Using rsyslog with TLS without generating a self signed cert

Just about every guide I have seen for using TLS with rsyslog involves generating a self signed cert and using that. If the boxes are already set up with a legit signed cert how do you set up the ...
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1answer
179 views

Exchange 2010 to Exchange Online cutover migration error

I am in the middle of an Exchange 2010 to Office 365 cutover migration and i keep getting errors when trying to create a migration endpoint on Office 365 hence the migration can't progress. I have ...
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1answer
53 views

How to maintain revokation list for client certificates

I have a website running in Windows Server 2012, IIS. User's are authenticated using client certificates. I used to issue client certificates using Certificate Authority MMC snap-in. Since the ...
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1answer
65 views

What type of SSL certificate I need to create CA? [duplicate]

I've a task to create Certificate Authority for company use. Preferably using "valid" ( not self-signed) certificate. The goal is to issue individual certificates for subdomains, instead of wildcard, ...
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1answer
71 views

W2012 R2 AD certificate Services sha algorithm

So shortly after configuring an offline root CA and online AD subordiante CA with SHA512 for future proofing. We discovered a thin client vender (teradici zero client with View 6) only supports SHA1 ...
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1answer
122 views

Removing Certificate Authority

I'm trying to rename an old server ( 2008 R2 Standard) of ours that will be used for a SQL DEV(Used to be old prod), but the options to change computer name/domain is greyed out. I found that it's ...
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147 views

haproxy client certificate authentication signed by 'common' CA

I am setting up haproxy as an SSL terminator/load balancer in front of an API that we need to expose over the internet to a customer. The plan was to use mutual (2-way) SSL/HTTPS to verify that both ...
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2answers
204 views

Should I need to provide a root certificate when setting SSL cert on nginx

In Qualys SSL test always warn me that the root certificate is an extra download and can be safely removed. However, from Comodo website, their guide on installing cert on nginx is NGINX Needed for ...
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1answer
142 views

Windows server 2008 R2 Certificate Authority error event viewer

I am getting the error "The windows default policy module initialize method returned an error. The specified domain either doesn't exists or could not be contacted the error code is 0x8007054b. The ...
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1answer
132 views

Automatic S/MIME certificate distribution/outlook integration for signed/encrypted email

I have a Windows Server 2008 R2 Machine and an Exchange 2010 Server on two seperate machines. The WS2008R2 machine is configured with a certificate authority in which I have configured certificate ...
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536 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
207 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
207 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 ...
3
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1answer
141 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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117 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
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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 ...
4
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1answer
161 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 ...
3
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1answer
124 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
32 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 ...
4
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1answer
181 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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25 views

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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0answers
74 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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457 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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358 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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307 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 ...