Previously I have mentioned RSA and Public Key systems as well as briefly mentioning PGP.
The most well known public key system is probably PGP. PGP was created ‘for the masses’ by Phil Zimmerman.
Good public key systems are vital in todays world to secure everything from online commerce to credit card transactions. You would not be able to have a secure connection to amazon.co.uk or amazon.com without a public key system!
PGP is available in the US from pgp.com. People outside the US should download PGPi. This is essentially the same software, but was originally exported legally by printing the source code, walking it out and then typing it in again (the law is an ass!)
As well as RSA, PGP uses the IDEA algorithm, which is under patent. This gave rise to GPG (GNU Privacy Guard)
When you install PGP or GnuPG you generate a pair of keys, one public, one private. The public key can be freely published. This is mine.
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2 Comments
I have a PGP public key as well, which I set up a few years ago. But I have NEVER had a reason to use it. I’ve seen others post their PGP public keys on their websites, but I don’t understand what possible reason one would need it for. It just seems silly to me. Can anyone explain?
(It has the same use as an envelope, when you email it is like using a postcard. EVERYONE on route could read it if they chose, though chances are they won’t. Email is LESS secure than a postcard as it can be scanned for key phrases automatically. PGP (and the like) are equivalent to using an envelope – only more so :- Murk)
I’m studying about encryption especially in e-mail encryption using PGG.
How do I get the Algorithm of PGP and the coding?
I’m looking forward the information, and thankyou very much.
(Edit: Do exactly what I’d do to get your answer…. hit the search engines! – Murk)