Digital Consumption - Tagged: PHP

How to create a Visiglyph cache

nospam@example.com (Charles Darke) — Thu, 25 Jan 2007 19:07:19 +0000

If you use visiglyphs on your site and find that generating lots of glyphs dynamically is slow. A useful trick is to save as an image each glyph you generate in a cache so that you don't have to regenerate the glyph. Here's how to do it. [Continued: Howto create a Visiglyph cache]

A simple solution to OpenID phishing attacks

nospam@example.com (Charles Darke) — Tue, 23 Jan 2007 22:31:28 +0000

I'm currently testing a simple fix to prevent phishing attacks on OpenID from malicious relying parties.

The idea is simple: I have a static IP address and so instead of asking for a password, I've modified an IdP to authorise by checking my IP instead of requesting a password. This has the obvious disadvantages of requiring a static IP and limiting you to posting from home. [Continued: A simple solution to OpenID phishing attacks]

Visiglyphs for IP visualisation

nospam@example.com (Charles Darke) — Sun, 21 Jan 2007 16:21:29 +0000

I've created Visiglyphs --- a PHP implementation of a 9-block pattern which can generate a pattern from a seed value. Visiglyphs are useful to distinguish different data visually:

Visiglyphs can be used for visually representing data in glyph form. [Continued: Visiglyphs for IP visualisation]