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* In POSIX sh, RANDOM is undefined: use always the other methodBadlop2021-12-231-13/+6
* Dollar is unnecessary on arithmetic variablesBadlop2021-12-231-25/+25
* Use dollar notation instead of legacy backtickedBadlop2021-12-231-1/+1
* Improve captcha.sh script documentationMickaël Rémond2019-05-251-0/+13
* Change captcha.sh to not depend on bash (thanks to Konstantin Khomoutov)(EJAB...Badlop2009-11-231-26/+61
* Explain that the example captcha.sh requires Bash because uses RANDOM feature.Badlop2009-11-171-1/+1
* new CAPTCHA script since previous one has been brokenEvgeniy Khramtsov2009-09-251-16/+47
* * tools/captcha.sh: sample CAPTCHA script.Evgeniy Khramtsov2009-03-131-0/+21