Last week we discussed a new dangerous attack on the websites called clickjacking. The question now is how to prevent such attacks?
A popular free security tool for the Firefox browser has been upgraded to block one of the most dangerous and troubling security problems facing the Web today.
NoScript is a small application that integrates into [...]
Voice over IP (VoIP) is experiencing explosive growth. Many corporate environments have migrated, are actively migrating, or are researching the process of migrating to VoIP. Some long-distance providers are using VoIP to carry voice traffic, particularly on international calls. Companies, such as Vonage, offer VoIP service as a replacement for traditional telephony service in the [...]
In this topic we will discuss some VoIP security basics. the main components of security includes authentication, authorization, availability, confidentiality, and integrity the protection will always need to be discussed.
Authentication
The authentication process in most VoIP deployment occurs at the session layer. When an endpoint connects to the network or places a phone call, authentication takes [...]
All technology has a security issue, from electronic voting machines to VoIP. One of the items that often confuses or inappropriately diffuses matters is the perceived difficulty involved in launching and carrying out an attack. The truth is that with sufficient motivation, including possible wealth, fame, or vengeance, any security issue can be exposed and [...]
Here we outlined some of the basic steps to take to secure wireless networks in a small deployment. For home use, we recommend:
* Disabling SSID broadcasts
* Enabling MAC filtering
* Enabling WEP and change keys frequently
* Using WPA, if [...]
The Bluetooth 3.0 specification was adopted by the Bluetooth SIG on April 21st, 2009.
Bluetooth is a standard for wireless communications between devices in a personal area network (PAN) using radio frequency for a short range (around 10 meters). earlier we have many version with different range and Data-tansfer Rate .
Bluetooth 3.0’s main benefit [...]
Take a look at your system. Is it running 50 different processes you know nothing about? If we take some random Windows XP install and run netstat -aon inside a CMD window, what might we see?
Active Connections
Proto Local Address [...]
For Bluetooth device to pair with each other , they must first establish a 128-bit key that is used to encrypt all communication . in this way , no one can snoop on the devices and steal data , and no outside device can pose as one of the devices because outside devices don’t have [...]
Security controls are the building blocks of a security program. They are the tools that you implement to protect the confidentiality, integrity, and availability of important assets and data. Much of the assessment work that an auditor conducts is around the many controls that a company has (or doesn’t have) to reduce risk. Auditors are [...]
Day-zero attacks , virus , and worms have become an increasing problem and continue to disrupt business operations . As discussed earlier , the most common issue on modern and open-standard network is the security posture of internal endpoint devices that connect the network . Endpoints that do not comply with established security policies pose [...]