October 8th, 2011 
Mourad Ben Lakhoua Virtual private network (VPN) is a network that uses primarily public telecommunication infrastructure, such as the Internet, to provide remote offices or traveling users access to a central organizational network. VPNs typically require remote users of the network to be authenticated, and often secure data with encryption technologies to prevent disclosure of private information to [...]
May 23rd, 2011 Mourad Ben Lakhoua VoIP systems becoming increasingly popular, attracted people are not only legitimate users that are looking to use it in their business but those who would like to make free calls at other people’s expense. SIP devices are often attacked, with the intent of finding the username/password of accounts on that device. VoIP attacks are found [...]
October 25th, 2010 Mourad Ben Lakhoua The growth number of mobile working motivates small to medium companies to allow remote access to corporate resources. VPN has become the first and direct solution for these needs as it provides the necessary level of performance and allows the employee to work in a safe and secure environment. Security by using virtual private network [...]
August 25th, 2010 Mourad Ben Lakhoua Getting back your lost laptop is always possible, for mobile devices it is easier to find it because of IMEI number which can identify your device on the GSM Network and it can be displayed by entering *#06# into the keypad on most phones. Changing this unique number is possible but not simple. Now for [...]
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