September 2002
Intermediate to advanced
544 pages
13h 6m
English
Content preview from Sams Teach Yourself CGI in 24 Hours, Second Edition
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Secure Connections
One of the most common uses of Web applications is in electronic commerce. You can use CGI programs to enable people to manage their bank account, shop in an online mall, or donate to their favorite charity. One sticking point that users run into is that, by default, information sent via the Internet is not secure—if someone happens to intercept a message that you send to a friend, he can simply open it and read it. Imagine if that message contained your credit card numbers or other private information that you wouldn’t want others to see.
Fortunately, many Web servers and Web browsers have the capability to create secure connections so that they can communicate privately. This enables your users to send sensitive data to ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.