240 search results - page 38 / 48 » Malicious Users in Unstructured Networks |
CCS
2010
ACM
13 years 7 months ago
2010
ACM
The recent diversification of telephony infrastructure allows users to communicate through landlines, mobile phones and VoIP phones. However, call metadata such as Caller-ID is ei...
DIM
2008
ACM
13 years 8 months ago
2008
ACM
In phishing and pharming, users could be easily tricked into submitting their username/passwords into fraudulent web sites whose appearances look similar as the genuine ones. The ...
DSN
2000
IEEE
13 years 12 months ago
2000
IEEE
We describe an methodology for testing a software system for possible security flaws. Based on the observation that most security flaws are caused by the program’s inappropria...
NSDI
2008
13 years 9 months ago
2008
While web pages sent over HTTP have no integrity guarantees, it is commonly assumed that such pages are not modified in transit. In this paper, we provide evidence of surprisingly...
DSN
2009
IEEE
14 years 2 months ago
2009
IEEE
In this paper, we present an approach for detection of spam calls over IP telephony called SPIT in VoIP systems. SPIT detection is different from spam detection in email in that t...