HTTP cookies, or how not to design protocols

For as long as I remember, HTTP cookies have been vilified as a grave threat to the privacy of online browsing; wrongly so. That said, the mechanism itself is a very interesting cautionary tale for security engineers - and that will be the theme of today's feature.Cookies were devised by Lou Montulli,...

Attack of the monster frames (a mini-retrospective)

Some 15 years ago, the introduction of HTML frames caused a significant uproar in the (still young) web development community. The outraged purists asserted that frames were bound to ruin everything: incompatible with many of the browsers and search engines of the old; bringing a significant potential...

Off-topic: concise electronics for geeks

I always find it disappointing that so many of my extremely bright peers have only a vague idea about the inner workings of electronic circuits - and therefore, of modern computers. I think that all too often, this is a significant if underappreciated handicap.The web today is chock-full of hobbyist...