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Users have been exposed to the risks of sending data over the Internet while at the same time having the expectation that telephone conversations are strictly confidential. Security issues in the data and voice networks are in fact very similar, but completely separate in the minds of most users. Major security concerns of VOIP networks. [...]
Archive for the ‘FIREWALL’ Category
Security Threats In VoIP
March 3rd, 2011 
Abdul Saleem BARRACUDA SPAM & VIRUS FIREWALL
June 29th, 2010 Abdul Saleem Managing and protecting spam & virus of mail is very tough job for administrator. Day by day the treat is increasing. New methods of delivering spam mails. If you use any mail server or any size we required a spam & virus firewall solution. In market you receive different products; some of them are very [...]
Posted in EXCHANGE, FIREWALL, INFRASTRUCTURE, LINUX, Management, Network, Security 
Tags: anti-phishing, anti-spam, anti-spoofing, Barracuda, firewall, image analysis, IP reputation, rate controll, scoring, spam, virus 
4 Comments »Mobile Workers Security
June 22nd, 2010 Abdul Saleem The increasing importance of mobile workers in today’s businesses has been acknowledged. The mobile worker population is split into three main segments, home-based mobile workers, office-based mobile workers and non-office-based mobile workers. Organisations should develop a proactive policy and strategy that embraces new ideas and methods to create a secure mobile workplace. “Secure mobility” is [...]
Posted in DISASTER, FIREWALL, INFRASTRUCTURE, IT Policy, Management, Network, RECOVERY, Security No Comments »Network Virtualization
June 13th, 2010 Abdul Saleem One of the major areas in networking is network virtualization. More and more appliances / brands coming with virtualization capability. It’s helpful for the organisation different ways. Reducing capital expenditure, operational expenditure, scalability, and availability. There are two forms of network virtualization, external and internal. External virtualization generally combines multiple networks — or parts of [...]
Posted in FIREWALL, INFRASTRUCTURE, Management, Network, Security, Virtualization Tags: LAN Virtualization, Network Vitualization No Comments »Tools / Utilities for System / Network Administrators
June 10th, 2010 Abdul Saleem LANguard Network Scanner – LANguard network scanner is a freeware security scanner to audit your network security. It scans entire networks and provides NETBIOS information for each computer such as hostname, shares, logged on user name. It does OS detection, tests password strength, detects registry issues and much more. Reports are outputted in HTML. HotFix [...]
