Public key certificate - also digital certificate or identity certificate. A document that contains information about a user's or machine's identity, matched up with its public key, and is validated and cryptographically signed by a certificate authority. Certificates are intended to provide a ...

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Cant install certificate to Intermediate Certification Authorities?

I navigate to MCC and add the Certificates snap-in. From here I right click on Intermediate Certification Authorities > All Tasks and click import I then browse to my Certifcate select it and complete ...
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31 views

Is it possible to get someone's code signing certificate revoked?

I recently had to clean up someone's computer because they were tricked into installing a bunch of things without their knowledge. The horrible thing about it was that the installer was signed with a ...
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5 views

How can I export private key from a certificate chain?

I create a keystore and from that keysore I generate a CSR file and when I receive Signed Certificate from CA, I imported root and intermediate certificates to my keystore and finally my signed ...
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38 views

Generate a public key certificate signed by CA with OpenSSL

I am working on a webservice that requires a signature in the sent and received messages. After sending a certificate request to the entity that will consume the webservice, they sent me (in addition ...
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2answers
38 views

How to build a certifcate chain for ServerHello

I've been trying to put together a certificate chain. I have the private key (privatekey.pem) and CSR (csr.pem) that I submitted to the Certificate Authority/CA. I took the CA's certificate and put ...
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18 views

Is it possible to merge my certificate (.crt) with my private key to export as a Base-64 encoded X.509 (.CER)

I am very clueless when it comes to certificates/security and the like so please excuse my ignorance. I purchased a certificate and it was sent to me. I generated the CSR using the java keytool. I ...
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16 views

Windows 7 IPsec IKEv2 EAP-TLS error

I have set-up Strongswan on a Ubuntu 14.04 server from the official package repo with IKEv2 and rightauth=eap-tls using our PKI infrastructure. I can connect just fine from Android and Linux but not ...
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16 views

OpenSSL, Converting CRT to PEM

I've been trying to use openssl to convert a .crt certificate to a .pem openssl.exe x509 -in server.crt -out openssl.pem -inform der -outform pem After using that command, I get unable to load ...
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212 views

I keep getting a “secure connection with this site cannot be verified” prompt even after I click no

Everyone once in a while, seems like every time I wake my computer from sleep, I get the following prompt: I have said no several times already, but it keeps coming back. When I click view ...
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51 views

How to properly install certificate issued to me?

I tried various ways to install certificate, but it seems it either not being seen by linux or something else is wrong. I got .pfx to be able to connect to another server via vpn (need to use Cisco ...
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37 views

Outlook 2013: Multiple accounts, sign only mails from one account

I have two email accounts (Exchange) configured in Outlook. For one I have a S/MIME certificate configured which always signs the mails I send from this account. Problem now is that Outlook also ...
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1answer
35 views

Outlook shows certificate security warning in local LAN although certificate is only associated to IIS

I have the following configuration with Exchange Server 2010: I have a self-signed certificate which is associated with all the services (POP, SMTP etc..) except IIS (which is associated with a ...
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16 views

Linux Mint won't allow me to import a .p12 signing certificate

I have a .p12 certificate that was issued to me by my university. I have been able to install it on OSX just fine, but I need to use it for Cisco Anyconnect in Linux Mint 17. When I double click it, ...
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20 views

(Chrome on) Windows 8 complains certificate not yet valid

Chrome on Windows 8 complains that a server certificate is not yet valid. Chrome on Linux does not complain though, and Firefox on the same Windows 8 machine does not complain either. The certificate ...
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2answers
158 views

Why Firefox alert me about HTTPs “Untrusted” Connection on Positivessl - Comodo certificate?

For my new startUp I got a SSL certificate from Comodo.com. I did all the painful process and finally I was able to implement it on my AWS server (I'm running MEAN Stack). Now when someone visit my ...
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94 views

How to install SSL certificate in the Trusted Root Certification Authorities Store?

Apologies in advance, I do not have an IT background and have never done this before, yet I am being asked to figure this out and to do so as soon as possible. Our organization is trying to update ...
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26 views

Windows 8 can not connect RemoteApp on W2K12 RDS, but Windows 7 can connect. Why?

Windows 8 can not connect RemoteApp (W2K12 RDS), but Windows 7 can connect. Why? External and internal DNS name is different, the public Cert is mapped to RD Web Access and a RD GateWay Role. The ...
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1answer
47 views

Imported cert into firefox/chrome, still warning

I generated a wildcard certificate for multiple (wildcard) domains (SANS, alternate domain names + IP) (see https://blog.flowl.info). I imported the certificate into Firefox, Chrome and Windows ...
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17 views

Location of Outlook certificate warning setting

My hosting provider misconfigured their email server using a self-signed certificate that had CA=TRUE set. Only way I was able to retrieve business emails for a few days was to tell Outlook to accept ...
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1answer
15 views

MMC - Certificates Snap-In

When I go on a particular server (Win2k8 R2) and add the Certificate snap-in I get prompted to select which account (my user, service or computer) will manage the snap-in. I have used this snap-in ...
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32 views

How can I verify on download that a site's SSL cert is for a host I trust?

Generally I want to be able to make an HTTPS connection to a site, and while negotiating the SSL check that: The cert is in every way valid for the host listed on the cert (unexpired, signed by ...
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1answer
26 views

Not getting prompted for certificate in IE8

I am unable to connect to a local intranet server using IE8. This server issues an unsigned certificate. When using IE8, it returns "Internet Explorer cannot display the webpage" instead of "there ...
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1answer
48 views

What's the quickest way on a Windows machine to look at the detail of a p12 certificate?

Given P12 certificate file on Windows, what's the quickest way to see the details such as common name? Say i have a file mycertificate.p12, ideally I'm looking for a command line tool that I can run ...
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1answer
29 views

Microsoft Word Digital Signature Error: We can't read the signature please contact your help desk

I create and sign my document in Word 2013 but sometimes when I open the document and check the signature I get the error message: We can't read the signature. Please contact your help desk. In the ...
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33 views

Java keyTool - append primary/secondary intermediate certificates to key store

I have already created a keystore (server.jks in the image) having imported the relevant key-pair. keytool -importkeystore -srckeystore server.p12 -destkeystore server.jks -srcstoretype pkcs12 I ...
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5k views

Identifying program attempting to install certificate on windows

I'm trying to help a friend using Windows (which I'm not an expert on by any means) who's experiencing malware-like behavior: a dialog box is repeatedly popping up reading: You are about to ...
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1answer
155 views

Why 'This Connection is Untrusted' for practically every site on Mozilla Firefox?

This started a couple of months ago and pops up for just about every site, including Google, Macy's, DSW, Outlook.com, etc. These are all regularly visited sites so there should be no problem. There ...
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18 views

How to manage and delete EFS certificate properly?

I've done my best to make this question as short and as precise as possible INTRODUCTION: After configuring EFS service trough group policy to encrypt my testing files I exported the ...
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1answer
23 views

How can I update a clean install of Acrobat Professional 8.0.0 to the latest version?

When I do a clean install of Acrobat Pro 8.0.0 on my system and attempt to check for updates from the help menu I get an error about "unable to check for updates for Adobe Updater". Adobe provides ...
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1answer
61 views

How to install a certificate automatically

I would like to know how to generate a certificate and make it to be imported automatically to all main browser (chrome, firefox, ie etc...). Should I upload this certificate to a public CA or ...
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1answer
22 views

Windows - service account default certificate store

I am writing a web app that connects to external web services. The external web services serve an intermediate certificate signed by Thawte SGC CA - G2. When I setup IIS to run the web app using ...
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2answers
32 views

Searching for digital certificate on hard drive and reusing it

Years ago I had to use a digital certificate for access to some web based application at college. It was provided by the "laboratory" where we used it. Presently it so happened that I will need to use ...
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29 views

Is there a way to quickly disable all root certificates in Windows 7?

I'd like to temporarily disable all trusted root certificates and wondering if there is a quicker way than going through every single one of them, right-click Properties and selecting "Disable all ...
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42 views

Pip SSL certificates fail with sudo but not in su

When I pip install, I can download the package, but I have a failure in writing to files that are only accessible with privileged access. This is expected behavior. When I sudo pip install, I have an ...
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2answers
62 views

Is it normal for a hosting service to require that I buy a public IPv4 for using my own $25 certificate?

Self explanatory title, I guess. I'd love to have my website in https only, but they (the web hosting service) claim in the administration that I need to buy a public IPv4 address from them before ...
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1answer
40 views

Microsoft CA Certificate Request

I am new to MS CA and I have recently installed a MS CA setup on a VM. I used the web service provided "http://test.server.name.tld/certsrv" to request a certificate. I approved my test certificate ...
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1answer
39 views

Same certificate for encryption for different To:-addresses

When I write a mail and click on encrypt in message options, how can I tell outlook to use the same certificate when writing to two different mail addresses of the same person? In my case, the ...
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2answers
492 views

how to use curl to verify if a site's certificate has been revoked?

To check if the certificate for google.com has been revoked, I tried the following command: curl https://www.google.com --cacert GeoTrust_Global_CA.pem --crlfile gtglobal.pem -v , but I got the ...
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153 views

s_client not failing on revoked certifcate?

I'm running Firefox with with the EFF's HTTPS Everywhere. I recently visited Lavabit's site to see if its accepting donations: The revocation is expected considering the history.... However, I'm ...
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21 views

Microsoft Digital Signature Expiration in Active Directory

We have a large number of users on our network that need to sign forms digitally from time to time with Microsoft digital signatures that are set up to expire each year. Some of our users however are ...
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31 views

export certificate with private key

I would like to backup my startcom certificate on this machine but I need to also export the private key with it, the problem is in the certificate manager the option also export private key is greyed ...
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25 views

Exchange 2010 Certificate Renewal

I am still learning how to configure Exchange 2010, so I hope that you can help me on some topics. The certificate for mail.xxxxxx.com has expired. The previous IT guy had OWA set up on the server, ...
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2answers
86 views

heartbleed are CA private keys compromised?

have any CA private keys such as those used by godaddy to issue private/public key pairs compromised as a result of heartbleed?
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2answers
353 views

How do I distinguish between these two certificate situations?

Situation 1 (safe): Website was vulnerable to heartbleed and using a certificate not valid before 2012-10-21 Website upgraded to an unvulnerable version of OpenSSL Website re-keyed and got a their ...
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1answer
3k views

Does Heartbleed Bug in OpenSSL affect ALL SSL certs

Does the Heartbleed Bug in OpenSSL affect ALL SSL certs, regardless of where I purchased or if I self-cert? For example, if I bought an SSL certificate from GoDaddy and set this up on my server ...
3
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3answers
4k views

SSL certificate verification failure in Chrome, Heartbleed bug?

For some reasons I'm running into SSL problems since a few days. When trying to clone a git repository for example I receive the following error message: fatal: unable to access ...
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107 views

Blocking a trusted certificate in Google Chrome

Is it possible to somehow block a certain certificate that is currently trusted by my browser? The reason is the recently discovered Heartbleed-attack which I also found out to affect my netbanking ...
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1answer
98 views

OpenSSL CA keyUsage extension

I want to set up a chain of certificates, with a self signed 'root' CA at the top that signs sub CAs, which can then sign client and server certificates. When setting up openssl.cnf, I noticed a ...
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15 views

Github Access SSL Error

On Max OSX 10.9, I am unable to authenticate any HTTPS site without a certificate warning. Many disucssions have mentioned the duplication of a DigiCert in login and system settings. I have no ...
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1answer
93 views

Verifying Certificate using Mac Terminal

In Mac Terminal, we can use the command security to do many things related to certificates. I'm trying to know how to verify a certificate using this command. I wrote security verify-cert [.pem ...