^\w{3} [ :0-9]{11} [._[:alnum:]-]+ proftpd: \(pam_unix\) session (opened|closed) for user [._[:alnum:]-]+( by \(uid=[0-9]+\))?$
^\w{3} [ :0-9]{11} [._[:alnum:]-]+ proftpd: pam_unix\(proftpd:session\): session (opened|closed) for user [._[:alnum:]-]+( by \(uid=[0-9]+\))?$
^\w{3} [ :0-9]{11} [._[:alnum:]-]+ proftpd\[[0-9]+\]: [._[:alnum:]-]+ \([:._[:alnum:]-]+\[[.:[:xdigit:]]+\]\) - FTP session (opened|closed)\.$
^\w{3} [ :0-9]{11} [._[:alnum:]-]+ proftpd\[[0-9]+\]: [._[:alnum:]-]+ \([:._[:alnum:]-]+\[[.:[:xdigit:]]+\]\) - (USER [._[:alnum:]-]+|ANON (anonymous|ftp)): Login successful\.$
^\w{3} [ :0-9]{11} [._[:alnum:]-]+ proftpd\[[0-9]+\]: [._[:alnum:]-]+ \([:._[:alnum:]-]+\[[.:[:xdigit:]]+\]\) - (USER [._[:alnum:]-]+|ANON (anonymous|ftp)): Limit access denies login\.$
^\w{3} [ :0-9]{11} [._[:alnum:]-]+ proftpd\[[0-9]+\]: [._[:alnum:]-]+ \([:._[:alnum:]-]+\[[.:[:xdigit:]]+\]\) - mod_delay/[0-9]\.[0-9]: delaying for [0-9]+ usecs$
^\w{3} [ :0-9]{11} [._[:alnum:]-]+ proftpd\[[0-9]+\]: [._[:alnum:]-]+ \([:._[:alnum:]-]+\[[.:[:xdigit:]]+\]\) - ANON (anonymous|ftp): Login successful.$
^\w{3} [ :0-9]{11} [._[:alnum:]-]+ proftpd\[[0-9]+\]: [._[:alnum:]-]+ \([:._[:alnum:]-]+\[[.:[:xdigit:]]+\]\) - mod_delay/[0-9.]+: delaying for [0-9]+ usecs$
^\w{3} [ :0-9]{11} [._[:alnum:]-]+ proftpd\[[0-9]+\]: [._[:alnum:]-]+ \([:._[:alnum:]-]+\[[.:[:xdigit:]]+\]\) - FTP no transfer timeout, disconnected$
^\w{3} [ :0-9]{11} [._[:alnum:]-]+ proftpd\[[0-9]+\]: [._[:alnum:]-]+ \([:._[:alnum:]-]+\[[.:[:xdigit:]]+\]\) - USER [-_.[:alnum:]]+: no such user found from [.:_[:alnum:]-]+ \[[.:[:xdigit:]]+\] to [.:[:xdigit:]]+:[[:digit:]]{2,5}$
^\w{3} [ :0-9]{11} [._[:alnum:]-]+ proftpd\[[0-9]+\]: [._[:alnum:]-]+ \([:._[:alnum:]-]+\[[.:[:xdigit:]]+\]\) - Maximum login attempts \([[:digit:]]+\) exceeded$
^\w{3} [ :0-9]{11} [._[:alnum:]-]+ proftpd\[[0-9]+\]: [._[:alnum:]-]+ \([:._[:alnum:]-]+\[[.:[:xdigit:]]+\]\) - no such user '[-_.[:alnum:]]+'$
^\w{3} [ :0-9]{11} [._[:alnum:]-]+ proftpd\[[0-9]+\]: [._[:alnum:]-]+ \([:._[:alnum:]-]+\[[.:[:xdigit:]]+\]\) - notice: user ftp: aborting transfer: Data connection closed\.
^\w{3} [ :0-9]{11} [._[:alnum:]-]+ proftpd\[[0-9]+\]: [._[:alnum:]-]+ (\([:._[:alnum:]-]+\[[.:[:xdigit:]]+\]\) )?- error setting IPV6_V6ONLY: Protocol not available$
^\w{3} [ :0-9]{11} [._[:alnum:]-]+ proftpd\[[0-9]+\]: [._[:alnum:]-]+ (\([:._[:alnum:]-]+\[[.:[:xdigit:]]+\]\) )?- Preparing to chroot to directory '[-/._[:alnum:]]+'$
