When I worked for NAI many years ago when they owned PGP I seem to remember it working the same way.
> -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On > Behalf Of Fyodorov, Andrey FTL > Sent: Tuesday, May 10, 2005 6:16 PM > To: Exchange Discussions > Subject: RE: encrypted emails > > Thanks for the info. I guess that's not how PGP started if I > remember correctly, right? > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On > Behalf Of Eric Fretz > Sent: Tuesday, May 10, 2005 3:15 PM > To: Exchange Discussions > Subject: RE: encrypted emails > > Andrey, > > PGP uses both private and public keys. The keys are related, > but the Public key is only used to prove that the message is > coming from who it says it is coming from. The private key > and the public key are used together to decrypt the message. > The clients on either end of the exchange do NOT need to have > copies of each other's private keys. Therefore, the sender > and recipient DO NOT need the same keys....the access control > is handled through PGPs Central Authority via the public keys. > > > > -----Original Message----- > From: Fyodorov, Andrey FTL [mailto:[EMAIL PROTECTED] > Sent: Tuesday, May 10, 2005 10:51 AM > To: Exchange Discussions > Subject: RE: encrypted emails > > > PKI involves a private key and a public key. With PKI only I > know my private > key, but you can know my public key. You can't decrypt > anything with my > public key, but you can encrypt a message to me with that > public key. I can > then decrypt it with my private key. > > PGP uses a single key that is known to both sender and > recipient. The same > key is used for both encryption and decryption. > > This article seems to agree with me: > > http://securitysolutions.com/mag/security_pki_vs_pgp/ > > > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On > Behalf Of Eric > Fretz > Sent: Tuesday, May 10, 2005 10:23 AM > To: Exchange Discussions > Subject: RE: encrypted emails > > PGP is a PKI solution. Was that your point??? > > -----Original Message----- > From: Fyodorov, Andrey FTL [mailto:[EMAIL PROTECTED] > Sent: Tuesday, May 10, 2005 9:01 AM > To: Exchange Discussions > Subject: RE: encrypted emails > > > I think I like the PKI solutions better. > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On > Behalf Of Eric > Fretz > Sent: Tuesday, May 10, 2005 9:57 AM > To: Exchange Discussions > Subject: RE: encrypted emails > > Actually, there is a Corporate Edition of PGP can actually > run on your Mail > server and encrypt/decrypt transparent to the user. All the > user knows is > that they send and receive messages in Outlook. The user > still has a client > that prompts them for their passphrase and such, but most of > the effort is > handled on the server-side. > > -----Original Message----- > From: Fyodorov, Andrey FTL [mailto:[EMAIL PROTECTED] > Sent: Tuesday, May 10, 2005 6:40 AM > To: Exchange Discussions > Subject: RE: encrypted emails > > > I think PGP is actually more client-based than a gateway > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On > Behalf Of Paul Love > Sent: Tuesday, May 10, 2005 1:57 AM > To: Exchange Discussions > Subject: RE: encrypted emails > > We have come across the same requirement.. Our boss does not > want anyone > sending attachments that are not protected? Is it right PGP > is a gateway > solution? If so how does the licensing work, we had a look > and it appears to > allow each client five people to send to? This looks like an awfully > expensive solution? Are there any other Gateway solutions available? > > All this transpired after someone who I will not name sent a > word document > which when it arrived at the recipient then displayed all the document > history... > > We were looking at upgrading our office and just only > allowing people to > send out PDF? Is this an option? > > Kind Regards > > > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On > Behalf Of Presley, > Steven > Sent: 06 May 2005 19:28 > To: Exchange Discussions > Subject: RE: encrypted emails > > S/MIME or PGP work pretty good and have been around for quite > some time. > > > > -----Original Message----- > > From: [EMAIL PROTECTED] > > [mailto:[EMAIL PROTECTED] On Behalf Of > > Craig A. Mills > > Sent: Friday, May 06, 2005 2:02 PM > > To: Exchange Discussions > > Subject: encrypted emails > > > > Does any one have a recommendation for encrypted emails between > > exchange 2k3 and selected clients or emails? > > > > _________________________________________________________________ > > List posting FAQ: http://www.swinc.com/resource/exch_faq.htm > > Web Interface: http://intm-dl.sparklist.com/read/?forum=exchange > > To subscribe: > http://e-newsletters.internet.com/discussionlists.html/ > > To unsubscribe send a blank email to > > [EMAIL PROTECTED] > > Exchange List admin: [EMAIL PROTECTED] > > To unsubscribe via postal mail, please contact us at: Jupitermedia > > Corp. > > Attn: Discussion List Management > > 475 Park Avenue South > > New York, NY 10016 > > > > Please include the email address which you have been contacted with. > > > > > _________________________________________________________________ > List posting FAQ: http://www.swinc.com/resource/exch_faq.htm > 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