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whitepaper This paper describes a novel methodology for analyzing vulnerabilities in Internet firewalls. As it is infeasible to examine and test each firewall for all possible potential problems, taxonomy is needed to understand firewall vulnerabilities in...
[24 Apr 2008]
whitepaper However, managing firewall policies is an extremely complex task because the large number of interacting rules in single or distributed firewalls significantly increases the possibility of policy misconfiguration and network vulnerabilities.
[11 Apr 2008]
whitepaper Without a global view of the network configuration, such a system is ripe for misconfiguration, causing conflicts and major security vulnerabilities. Multiple firewalls typically cooperate to provide security properties for a network, despite the...
[11 Apr 2008]
News Samar said the use of code-scanning technology to detect problems and the separation of approval roles so code is checked a number of times could iron out these vulnerabilities. Malicious Malfoy is the external hacker who exploits security...
[10 Apr 2008]
News Among the less familiar new threats are metasploit releases, which target networks by simultaneously attacking a number of vulnerabilities (up to 200) on a different platforms including Windows, Linux and the iPhone.
[09 Apr 2008]
News Targeting web-browser vulnerabilities can circumvent some traditional security systems, such as firewalls. Drive-by downloads, in which malicious websites exploit browser vulnerabilities to execute malicious code, have increased since April 2007...
[20 Feb 2008]
whitepaper Unlike traditional devices like firewalls which examine packet headers alone, an IPS examines the entire packet - called deep packet inspection - and is capable of detecting and blocking application level attacks such as the Blaster worm that...
[07 Feb 2008]
whitepaper Until then, most attackers would compromise a computer system by simply attacking it with known vulnerabilities or "bugs" that could allow the attacker to gain some level of control over the system. New attack methods started being seen where the...
[28 Nov 2007]
whitepaper With the sophistication of attacks increasing, the blowout in software vulnerabilities continuing and the increased mobility of staff, perimeter defences need assistance. An imperative in protecting large-scale networks effectively is a highly...
[23 Jul 2007]
whitepaper This paper examines the vulnerabilities of wireless networks and argues that it must include intrusion detection in the security architecture for mobile computing environment. The traditional way of protecting networks with firewalls and encryption...
[20 Jul 2007]
whitepaper Unlike internal-only network services such as databases - which can be sealed off from the outside via firewalls - a public Web site is generally accessible to anyone who wants to view it. These days, the biggest threat to an organization's network...
[02 Jul 2007]
News The department charged with safeguarding the security of the nation's computer systems has not been setting a good example and CIO Scott Charbo hasn't shown he's serious about fixing its vulnerabilities, said Representative Bennie Thompson, a...
[21 Jun 2007]
Comment While Skype is addressing the vulnerabilities in its software, several potential threats remain and, according to industry experts, they pose too much of a risk for businesses to condone its use. Also, Skype has had several vulnerabilities...
[02 Apr 2007]
Comment While the above network vulnerabilities present a very real and present danger to businesses deploying VoIP, media attention has lingered on the potential danger of spam over internet telephony, or spit.
[22 Mar 2007]
News It means that the vulnerabilities found by Watchfire could have been exploited without the attack being detected by information protection systems, antivirus software and firewalls, he said. Watchfire notified Google on 4 January of three...
[22 Feb 2007]
whitepaper An exploit uses known vulnerabilities in applications or operating systems to execute a program or code; it "Exploits" a feature of a program or the operating system for its own use, such as to execute arbitrary machine code, read/write files on...
[19 Oct 2006]
whitepaper One of the best advantages that a hacker has is the ability to find system vulnerabilities that IT professionals have not already pinpointed. The rationale behind IP network scanning is to gain insight into the following elements of a given network...
[19 May 2006]
News Yankee Group believes the number of critical security vulnerabilities that will hit users will be reduced by as much as 80 per cent and the impact of the remaining fraction significantly reduced. Analyst Andrew Jaquith wrote in the report: "Yankee...
[08 May 2006]
whitepaper This paper experimentally evaluates and models the error-caused security vulnerabilities and the resulting security violations on two Linux kernel firewalls: IPChains and Netfilter. Two types of error-caused security vulnerabilities are...
[05 Apr 2006]
News According to the advisory, which was posted on Monday by Gartner analyst Rich Mogull, "the range and seriousness of the vulnerabilities patched in this update cause us great concern. Immediately shield these systems as well as possible, using...
[25 Jan 2006]
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