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...ser (and no other) can run cron/callback as any user, and that this causes the program /usr/lib/cron/services/callback to be run. This program checks that the current time is `close enough'' to the time specified on its command line, scans the user''s crontab file, kept in ~/.userv/.servdata/cron/crontab (not in /var), and executes each command which needs to be run that minute. It deals with mailing the output (if any) back to the user. How does the user update their crontab ? They call the `crontab'' command, in /usr/bin, as usual. This program stores the new crontab in ~...

Hello, I just made available a beta version of a port scan detector that I''ve been working on. The program, called Abacus Sentry, is a port scan/probe detector that offers what I think are a number of unique and useful features: - Runs on TCP or UDP sockets. Configurable by the user to bind to multiples of sockets for increased detection coverage. - Adjustable scan detection value with