rene.schmidt

digital self defense and everything IT

  • Performance Optimization For Websites

    The Smashing Book has just been published! I have contributed the chapter “Performance Optimization For Websites”. Go there right now and buy it! Thank you! :) BTW there is a sample chapter for you to check out if unsure.

  • Gedanken zu Mailadressen-Verschleierung

    Vorweg: Ich diskutiere mit einem Kollegen grad das Thema “Mailadressen-Verschleierung” als Anti-Spam-Maßnahme. Den technischen Hintergrund dazu gibts auf techblog.tilllate.com. > Die Frage ist nicht, ob sie [Anm.: die Spammer] theoretisch dazu in der Lage > wären, sondern ob sie es [Anm.: das Dekodieren verschleierter Mail-Adressen] > auch wirklich tun. :) Und scheinbar scheint der Trick…

  • Optimize WP-PostRating db table

    Suffering from slow WP-PostRating plugin? Here’s how you could make it faster.

  • WinSCP/SSH Mini Tutorial

    Shows how to create a SFTP connection using a SSH key and WinSCP. It’s the second and for the moment last part of my SFTP/SSH mini tutorials. Enjoy. :) Please may want to watch the first part also.

  • Puttygen Mini Tutorial

    This mini tutorial I have just made will prove useful once your Linux sysadmin wants you to provide an OpenSSH public key. You will remember this tutorial then :) Enjoy. Please note: Make sure you download Puttygen from the official Putty/Puttygen website and not from another one! Please watch the second part also.

  • WP Plugin Security: Multiple Leaks in WP-PhotoContest

    What IS WP PhotoContest? The readme states: This plugin permits you to create a ‘voting for photos-contest’ from the WordPress admin panel Subscribed users can uploads photos and everyone else can vote for the uploaded photos (sic). The author could rephrase that as follows: This plugin permits everyone to inject SQL commands into the database…