http://forwhoallvglhpsx6dhycfb4fu4a2lqkvxtwlivruw765qxofyns7wqd.onion/solr/CAPTCHA?d=3
c=r ) charset: whatever you put here would be sent as the character set to choose from (example: /?charset=0123456789 ) d: (difficulty) 0-3, 0 shows nothing, 2 adds fuzz, 3 follows a line (example: /?d=3 ) debug: 0/1, on or off, shows debug stats (example: /?