Maintenance of btmp

• Might want to report excessive bad login attempts of a particular user

• Rudimentary awk(1):

  
  
  {split($10,hour,”:”) #get the hour
  data[$1,","'$8,”,”$9”,”hour[1]]++
  }
  END { for (I in data) if (data[I]ɱ) print I
  }

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