0
votes
1answer
14 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 ...
0
votes
1answer
151 views

Import PGP key to windows user for SSIS

I have used Kleopatra to generate a pgp key. In SQL Server I am running an SSIS package that should decrypt files using the above key. The SSIS packages runs as ImportFiles which has the identity of ...
1
vote
0answers
53 views

Backup EFS encryption key generated, but no encrypted files? Track what caused the key creation

In I started getting a weird message "Encrypting file system - Back up your file encryption key" a user experiences a prompt that I also experienced yesterday for the first time. Now the ...
0
votes
0answers
24 views

How to avoid having users enroll for multiple certificates?

I am the domain administrator of my company. Recently one of my clients has re-installed his Windows and received a new certificate from CA, but the key pair of certificate is not same with previous ...
1
vote
0answers
62 views

S/MIME email Public Certificate?

Is there a way to create a public certificate for a S/MIME email certificate? I would like to share the public key on my website so people can send me encrypted emails. However I can only find ...
0
votes
1answer
29 views

Signature not removed from keyserver

I noticed that an on uid of my GPG certificate is two times signed with my key. I thought that doesn't make much sense and cleaned the key (gpg --edit-key and then clean). Then i send the key to the ...
1
vote
1answer
1k views

Cannot send encrypted message to others using Outlook 2010

I am unable to send encrypted messages to others in Outlook 2010. I get the following error: "Microsoft Outlook had problems encrypting this message because the following recipients had missing ...
0
votes
0answers
58 views

Recover Encrypted Files / Certificate

I have backup up some encrypted files onto an external HDD and forgotten to back up the certificate. I still have the original, unchanged HDD containing Win7 64, but as I've changed motherboard/CPU ...
0
votes
0answers
85 views

Can self-signed S/MIME certificates be renewed/extended?

When generating a self-signed S/MIME certificate, an expiration date is set. That way, if it gets lost at least it becomes invalid someday. Now, is it possible to extend the expiration date after the ...
1
vote
1answer
206 views

In Mutt, how to extract key from a S/MIME signed message to reply encrypted?

I have a certificate signed message in my inbox. The public certificate of the sender should be available there. How do I extract and use it to send back an encrypted message? Note: I configured GPG ...
1
vote
1answer
154 views

Digital Certificate (Signature) Verification in Software Installation

I need to know what exactly happens during digital certificate (signature) verification when a software is installed by the operating system. I understand that this is a asymmetric key process and I ...
1
vote
1answer
281 views

Store personal certificates encrypted in Windows?

I recently got my self an email S/MIME signing/encrypting certificate. I installed this on my Windows machine, which, obviously, required me to enter the password I used to encrypt the certificate, ...
1
vote
2answers
623 views

Limit USB drive use to computer with certificate

The problem. USB drives are not allowed in our company but we have a few computers which are not on the network and have deep freeze installed.We need to be able to allow a few users to move files to ...
4
votes
4answers
2k views

What happens if the private key of a Certificate Authority(CA) like Verisign is leaked?

I was just wondering what will happen if the private key of a CA is leaked? Won't it be then possible to make fake certificates for any other website?
4
votes
1answer
629 views

Who knows an alternative to thawte's discontinued personal mail certificate service?

Here's the news: Thawte delivered the message about stopping it's free mail certification a week ago (by means of an an unsigned email). StartSSL offers similar service, as well as CA Cert. But I ...
-1
votes
3answers
379 views

Is there a license / royalty free DRM available for protecting and distributing content?

Is there a license / royalty free DRM available for protecting and distributing video content?