1
vote
0answers
7 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 ...
0
votes
0answers
32 views

Publish public key issued by general CA to PGP server

Some people in our company use PGP Desktop, but this is not mandatory. Personally I have not installed it on my work PC because that software is crappy and clunky. Now I got a general e-mail ...
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 ...
0
votes
0answers
118 views

An error has prevented the signing process from completing [-2146893802]

I have a couple of clients that are unable to perform digital signatures on Outlook emails, Adobe Pro documents, or on an internal Web Forms application (I can't get any specifics about this ...
1
vote
1answer
152 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 ...
0
votes
1answer
483 views

Digitally Signing Software - self signing cerificate

I'd like to experiment with signing a software executable. I am afraid that there is something that escapes me. I will get to the point where I will acquire a certificate from a CA, but before then I ...
2
votes
1answer
230 views

Windows certificate valid even after expired

I have a signed executable. The certificate for that signature says it is usable until 2007, still Windows (7 Professional) says it is valid if I'm opening it via properties dialog. How is that ...
1
vote
1answer
130 views

Viewing hd location of installed certificates in firefox

I recently installed a digital id/certificate from verisign and was wondering if there is a way to view the certificate location on my computer. I installed it according to their instructions through ...
2
votes
1answer
276 views

Does a certificate authority (CA) have to be online constantly?

Does a CA has to be online all the time in order for the whole system to work? For example, if I go to a secure webpage that uses a certificate signed by a CA, I receive a public key along with the ...
2
votes
1answer
2k views

Relation between .p7b and .spc digital certificate files

My company have just renewed their digital certificate from Thawte. The previous certificate I was using had an 'spc' extension. The new certificate I've been handed ends in a 'p7b'. Although I can ...