top of page

A Guide For VoIP Security: Protect From Threats

In business life, VoIP phone systems have become tremendously popular; because this system offers simplicity and affordability in business communication. The advantages of these telephone systems have been spread worldwide; that's why conventional telephony is nearly obsolete. VoIP has dramatically streamlined and improved the communication way for businesses. However, there are essential VoIP security issues that can not be ignored for organizations.

As the cost of data breaches grows, protection is an ongoing problem that comes through each phone system. With the reference of researches, the global average cost of a data infringement was USD 3.92 million until this year. A data infringement service can be damaging in your VoIP system regardless of the scale of your organization.

Significant Threats to VoIP Security

Several sectors such as healthcare, banking, or the energy industries are susceptible to cyber-attacks. Identifying and understanding the numerous VoIP security concerns that could impact your business is crucial; in this way, you can overcome them easily. Here are 5 key threats that your business might face;

Service Assault Denial

The VoIP network is shut down by this attack, which makes it unavailable to users. The attack occurs in many ways such as by sending data that provides taking over the system. Denial of Service attacks often affects websites or services which include high-profile web servers, banks, or payment gateways for credit cards. Additionally, they are often motivated by vengeance, extortion, or activism.

War Dialling

Hackers use different technologies and techniques by war dialing to automatically call multiple phone numbers to find weak points in an IT security infrastructure. This security infringement helps hackers to search for vulnerable modems using war dialing tools.


Hackers gain entry to your IP telephony by toll fraud to make phone calls to another line and can dial costly international numbers that contribute to absurdly high toll charges.


Phishing is the most common cybercrime in which the hacker acts as a legitimate entity to force people to provide confidential information such as personal identifying information, details of banking, and a credit card or passwords.

Interception of Call

Via call interception, hackers can intercept calls using unsecured networks; as a consequence, they can access live calls or even video calls on your VoIP system.

Practices of VoIP Security To Stop Hacking

Weaknesses can be costly and unnecessarily damaging to your business in your wholesale VoIP carrier system. Several actions that raise awareness and taking proactive measures to shore up your defenses can prevent your company from becoming a victim of cyberattacks.

To prevent your phone systems from getting hacked, here are the 4 best VoIP security practices

Establish a Comprehensive Policy on Passwords

For defending your company from cyberattacks, it is important to secure your VoIP phone systems with strong passwords. The mixture of letters, numbers, and non-alphanumeric ones is beneficial for security. Via two-factor authentication, you can also add a layer of security.

Monitoring the Call Records

The call records are not important for only sales activities. You can determine unusual calling patterns by analyzing your call logs. Businesses can build a monitor to track call volume on a weekly and monthly basis by using a call analytics feature.

Install a VPN

Wherever your employee works, you can encrypt all traffic with the support of VPNs. Generally, VPN providers use endpoint filtering to prevent the network of your employees from accessing sites that may download malware. This decreases the likelihood that workers may inadvertently access a website that threatens the protection of your phone system.

Select the Best VoIP Provider

An insufficient VoIP provider will create an opportunity for attackers to access confidential information by breaking into your phone systems. The right VoIP provider would be:

  • Provide an action plan if a hack happens.

  • Have accreditations that show that security is modified by the service provider

  • Report their commitments to the safety of the network and the countermeasures they have in place

  • Demonstrate how bugs you experience can be transmitted

Thanks to VoIP, hacks can be prevented; VoIP services are more reliable and advanced than traditional phone services. Apart from these, VoIP service allows businesses to easily create, customize, and manage comprehensive VoIP solutions. It provides several key features including voicemail, conference calling, auto-greet, and call logs that help businesses save on high infrastructure costs.

85 görüntüleme0 yorum

Son Yazılar

Hepsini Gör


bottom of page