Tracing contacts, finding ourselves

Finding a Connection Chain for Tracing Intruders

Intruders usually log in through a chain of multiple computer systems to hide their origins before breaking into their targets, which makes tracing difficult. In this paper we present a method to find the connection chain of an intruder for tracing back to the origin. We focus on telnet and rlogin as interactive applications intruders use to log in through hosts. The method involves setting up ...

Dynamic Feature Tracing: Finding Features Unfamiliar Code

This dissertation shows that existing functional tests of software features can be used by a developer unfamiliar with the software system to identify source code relevant to those features as well as understand why the source code is relevant. There have been prior techniques to locate features in source code which can be roughly broken down into techniques that use static analysis and those t...

Ourselves

Tracing contacts of TB patients in Malaysia: costs and practicality

Tuberculin skin testing (TST) and chest X-ray are the conventional methods used for tracing suspected tuberculosis (TB) patients. The purpose of the study was to calculate the cost incurred by Penang General Hospital on performing one contact tracing procedure using an activity based costing approach. Contact tracing records (including the demographic profile of contacts and outcome of the cont...

Tracing the contacts of male patients with acute gonorrhoea.

Special printed contact slips with counterfoils, in book form, have been in use at the Special Treatment Centre at St. Bartholomew's Hospital since April, 1951. A review of the results of contact tracing by this method may be of some interest. The group chosen for the review comprised 190 male patients with acute gonorrhoea diagnosed in the period April 3, 1951, to August 3, 1953. Only 149 of t...