Doing The Twist

TA!Twist!Image

  19 March 2007

Description

Rotating images to make them hard to OCR (and sometimes slicing the image before random rotation of each slice).

Submitted by Anna Vlasova.

Example

Same image, but with a different rotation angle:

And a sliced version:

See also this blog entry.

Entries

Cross your fingers and click

Spammers compendium entry - Cross your fingers and click

Whiter Shade of Pale

Spammers compendium entry - Whiter Shade of Pale

Slick Click Trick

Spammers compendium entry - Slick Click Trick

Now you see it; now you don't

Spammers compendium entry - Now you see it; now you don't

The Rake

Spammers compendium entry - The Rake

We have placed cookies on your device in order to improve the functionality of this site, as outlined in our cookies policy. However, you may delete and block all cookies from this site and your use of the site will be unaffected. By continuing to browse this site, you are agreeing to Virus Bulletin's use of data as outlined in our privacy policy.