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1answer
259 views

How can I unzip a file which is compressed and encrypted with pkzip?

How can I unzip a file which is compressed with pkzip file format (pkware)? Does anyone know about pkware file compression and decryption? I have a file which is zipped with pkware, but I can't open ...
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5answers
3k views

GnuPG Command Line - Verifying KeePass Signature

I'm trying to verify the PGP Signature of the latest version of KeePass 2.14's setup file against this signature, but this is the output I receive: C:\Program Files (x86)\GNU\GnuPG>gpg.exe ...
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votes
1answer
384 views

Are there only four Digital ID providers for Office 2007/2010?

Is there nobody else other than the four listed at http://office.microsoft.com/en-us/marketplace/CE001095531.aspx ? I am not looking for a buying recommendation, just alternatives.
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1answer
17k views

How can I electronically sign an MS Word Document on the Mac?

I'd like to electronically sign an MS Word document so I can send it over to someone without having to print it and manually sign it. I have no idea where to begin with this, though. How do you go ...
2
votes
1answer
288 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 ...
0
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1answer
249 views

Email in Digital Signature

How do you add an email to your digital signature details? Digital signature details are found when a file is signed for instance by VeriSign. You then right-click on the file and choose "Digital ...
2
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1answer
202 views

Hardware digital signature

Is it possible to show how generate a digital signature, a checksum, or something along those lines based on your computer hardware using an Ubuntu Live CD? So, once the first digital signature is ...
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2answers
1k views

Is there a guide to setting up Mozilla Thunderbird to use my GPG keys to sign and/or encrypt email messages on Windows?

I see instructions on websites and questions here about using GPG keys with Thunderbird in Linux, but nothing on Windows. I have GPG, Kleopatra, and Thunderbird 3 installed on Windows, I made my GPG ...
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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 ...
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4answers
2k views

Is there a free PDF printer / distiller that creates signable documents?

I've used various methods (mentioned elsewhere on this site) to create PDFs, using a printer driver or converting from PostScript, etc. The common problem is that if I open any of the output files in ...
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2answers
4k views

Trusted email: Digital signature with Gmail (IE)

There are places in the internet, where you can get a free digital signature for email. How can I use it with Gmail and Internet Explorer?