Argyris Varalis

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The main concern on the use of wireless technologies is security, due to the nature of the medium. User awareness in order to implement efficient security configurations is an important requirement raised by the technology, undermining its use. Wireless Protected Setup (WPS) was introduced as a viable solution to the problem, offering automatic network(More)
Spam is the main problem of email systems nowadays. The total amount of spam emails account for more than 75% of the total emails exchanged worldwide; recent reports raise this number up to more than 90%. Novel anti-spam solutions are proposed constantly, to be followed by announcements of sophisticated methods to overcome them through the use of advanced(More)
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