Secure Your Voip Line

Voice over IP has turn out to be the indispensable face of communication in companies of all sizes

. But the mode of communication has certain security issues that have to be considered seriously. A number of security threats exists among which the denial of service, spit and fraud stand out as most dangerous. Nevertheless you will find methods to safeguard your business from the severe threats.

Distributed denial of service otherwise known as the DoS attack is the most severe threat to VoIP. Any web connected device and works would be affected by flooding networks with spurious traffic or server requests. The attack is generally caused by machines that have been compromised by a virus or other malware. The entire system grinds to halt and the impacted servers are unable to process any valid requests as a result of massive improve in visitors. Particular DoS attacks specifically target VoIP systems but the real time nature of voice traffic means they have a massive influence. Usually the users would detect drop off in service quality and eventually the IP handsets cease working.

Even though it is extremely tough to defend the networks against DoS assaults, business can stop their machines from becoming part of the issue by updating antivirus software and also by installing firewall. The impact of these attacks can be mitigated by maintain good network practice like changing login defaults and utilizing firewalls. Also businesses have to look carefully at their VoIP infrastructure and make certain that all unnecessary applications are removed.

Soon after thinking about the network vulnerabilities mentioned above, attention ought to be given to possible danger of spam over web telephony or spit. There is really a palpable fear that VoIP would suffer the same fate of the e-mail spam. And one with the main downsides of VoIP spam is that e-mail anti spam techniques would not work for it. In this scenario, the possible risk posed by spit is making persuading vendors to develop alternate anti spam solutions. The solution would filter the calls that come in the network and check if it is a spam call by verifying the source.

There is really a significant area where the malware can pose a serious problem for VoIP users. The biggest concern for business could be the premium rate fraud exactly where hacker enters the telephony program and make calls towards the premium rate quantity. This type of fraud isn't a new thing as PBXs have already been vulnerable to these attacks. Such type of fraud assaults are particularly a menace to the consumers than to companies since the fraud methods used in email phishing would be honed in voice calls. You will find more chances of huge fraud in voice phishing as people tend to merely trust the telephone messages than emails. There have already been some phishing assaults that use a combination of email and also voice for getting credibility towards the scam. Even though the security threats faced by VoIP are real, the companies can ensure the safety with the voice communication by taking correct precautions.

by: Kevin Lowry

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