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Change-Impact Analysis of Firewall Policies

whitepaper A firewall policy error either creates security holes that will allow malicious traffic to sneak into a private network or blocks legitimate traffic and disrupts normal business processes, which in turn could lead to irreparable, if not tragic...

Tags: firewalls

[06 May 2008]

Diverse Firewall Design

whitepaper An error in a firewall policy either creates security holes that will allow malicious traffic to sneak into a private network or blocks legitimate traffic and disrupts normal business processes, which in turn could lead to irreparable, if not...

Tags: firewalls

[04 May 2008]

Formal Verification of Firewall Policies

whitepaper A firewall policy error either creates security holes that will allow malicious traffic to sneak into a private network or blocks legitimate traffic and disrupts normal business processes, which in turn could lead to irreparable, if not tragic...

Tags: firewalls

[03 May 2008]

Ofcom - high-fibre diet ordered for Broadband Britain

News One way is making use of holes in the ground already used by other utilities such as electricity and water. Telecoms regulator Ofcom has launched a review into the most financially viable ways of replacing the existing copper networks.

Tags: telco, broadband, fibre

[16 Apr 2008]

Windows-based cash machines 'easily hacked'

News He said it is important for banks to be able to monitor ATM systems at the Windows level for any security holes and to be able to shut the network down in a controlled manner if any problems arise. An early warning of this insecurity in modern ATMs...

Tags: atm, banks, malware, box

[04 Mar 2008]

Malware: From bedroom to boardroom

Comment Most people are familiar with the dangers they pose, yet millions continue to succumb to attacks that exploit unpatched holes in common platforms such as Windows or Java. Botnets gave them the anonymity they required and the increasing penetration...

Tags: security, botnets, trojans, viruses

[19 Nov 2007]

On Optimal Geographic Routing in Wireless Networks With Holes and Non-Uniform Traffic

whitepaper This paper presents algorithms for throughput optimal routing in networks with holes and non-uniform traffic. In future, the analysis will be extended to networks with a larger class of holes and also will characterize the performance under...

Tags: switching, routing, throughput, geographic

[31 Aug 2007]

A Location-Based Routing Method for Mobile Ad Hoc Networks

whitepaper However, location-based routing is difficult when there are holes in the network topology and nodes are mobile or frequently disconnected to save battery. Using location information to help routing is often proposed as a means to achieve...

Tags: switching, path, location, routing

[31 Aug 2007]

Bidding Protocols for Deploying Mobile Sensors

whitepaper In the protocols, static sensors detect coverage holes locally by using Voronoi diagrams and bid mobile sensors to move. Mobile sensors accept the highest bids and heal the largest holes. This paper designs two bidding protocols to guide the...

Tags: monitoring systems, sensor, coverage, sensors

[31 Aug 2007]

On the Survivability of Routing Protocols in Ad Hoc Wireless Networks

whitepaper This work examines the survivability of ad hoc wireless routing protocols in the presence of several Byzantine attacks: black holes, flood rushing, wormholes and overlay network wormholes. Survivable routing protocols are able to provide service in...

Tags: switching, protocols, nodes, attacks

[31 Aug 2007]

Are ATMs punching holes in customer confidence?

News It is time for them to devote more attention to the reliability of their cash machine networks, he said. One in three bank customers would switch their account based on the condition of the bank's ATM network, research claims.

Tags: bank, customer loyalty, atm

[13 Aug 2007]

On Optimal Geographic Routing in Wireless Networks With Holes and Non-Uniform Traffic

whitepaper This paper presents algorithms for throughput optimal routing in networks with holes and non-uniform traffic. In future, the analysis will be extended to networks with a larger class of holes and also will characterize the performance under...

Tags: routing, throughput, geographic, holes

[10 Aug 2007]

A Location-Based Routing Method for Mobile Ad Hoc Networks

whitepaper However, location-based routing is difficult when there are holes in the network topology and nodes are mobile or frequently disconnected to save battery. Using location information to help routing is often proposed as a means to achieve...

Tags: location, path, routing, discovery

[10 Aug 2007]

Bidding Protocols for Deploying Mobile Sensors

whitepaper In the protocols, static sensors detect coverage holes locally by using Voronoi diagrams and bid mobile sensors to move. Mobile sensors accept the highest bids and heal the largest holes. This paper designs two bidding protocols to guide the...

Tags: sensor, coverage, sensors, holes

[10 Aug 2007]

On the Survivability of Routing Protocols in Ad Hoc Wireless Networks

whitepaper This work examines the survivability of ad hoc wireless routing protocols in the presence of several Byzantine attacks: black holes, flood rushing, wormholes and overlay network wormholes. Survivable routing protocols are able to provide service in...

Tags: switching, routing, attacks, protocols

[10 Aug 2007]

Topological Hole Detection in Wireless Sensor Networks and Its Applications

whitepaper This task of identifying holes is especially challenging since typical wireless sensor networks consist of lightweight, low-capability nodes that are unaware of their geographic location. The identification of holes in a wireless sensor network is...

Tags: network security, nodes, sensor, holes

[01 Aug 2007]

Bluetooth Security

whitepaper Then it points out flaws and possible security holes in the Bluetooth Security Specification. This paper first gives some background information about Bluetooth system and security issues in ad hoc networks, then it concentrates on specific...

Tags: wireless lan, ad hoc, bluetooth, ad

[01 Aug 2007]

Penetration Testing: Assessing Your Overall Security Before Attackers Do

whitepaper Perform penetration tests against your network and find security holes before hackers do Network Security has evolved from protecting against "script kiddies" trying to break into networks to combating criminal organizations that have complex and...

Tags: anti-hacking, criminal, hacking, training

[29 Jun 2007]

Steve Ranger's Notebook: How my iPod ate the weekend

Comment This is more to do with technologies that somehow suck up time like hungry miniature digital black holes. It's great to be part of the web 2.0 phenomenon and set up networks of colleagues and friends but why does it have to take so long?

Tags: podcast, social networking, digital music, im

[05 Jun 2007]

Photos: The super-brain behind the particle smasher

Photo Grey said: "It's not like the LCG [LHC Computing Project] has gone around digging holes and putting in cables but has piggy-backed on the huge advance in networking which makes it really possible to run a grid like this now.

Tags: large hadron collider, grid, particle , lhc

[21 May 2007]

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