5 Tips to Prevent SIP Trunk Fraud

Telecom Business Review | Thursday, April 15, 2021

SIP trunk fraud is usual. This is when a hacker assaults your telephone. They do this using your line's SIP trunk.

FREMONT, CA: We're all told to prevent fraud. Of course, being a target of any scam will influence anyone. But there's often a way you can protect yourself.

Your hacker can make calls to numerous people without your consent when you're a victim.

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Many myths and flaws occur when protecting your phone line. Still, there are a few simple ways your business can prevent this fraud.

Read on for five easy measures you can take to conduct business safely!

1. Set Up a Most Default Rate for Calls

Setting up an utmost default rate, check the number of outbound calls made.

When you or your sales team make outbound calls, you just make calls necessary to conduct business. Naturally, therefore, you'll be able to spot any additional calls.

Your outgoing call cap amount will vary depending on the number of calls your business requires. Therefore, when setting up a default rate for outgoing calls, ensure you and your team know this number.

When the lot of calls exceeds your cap, that turns a red flag for fraud; catching fraud soon will help protect your account and your business, and setting up the greatest call rate is a simple measure you can take.

If your account is being hacked after your cap, it'll be simpler to monitor the calls your hacker makes. But tracking their calls won't be easy if your account catches hacked before your cap.

In this case, track calls were made after the hacking. First, find the numbers called and find out who the hackers are calling. Then, contact your phone provider to abstain from any additional activity.

2. Identify the Calls You're Making

Set up procedures to recognize your calls to prospects in specific countries, states, and cities.

When a hacker consigns SIP trunk fraud, they will make calls from any place around the world.

Often know who you're calling, their phone number, and their basic information. This is used for your regular client list and anyone you're cold-calling.

To identify random calls, always try to identify your outbound calls as best as possible. Also, try and create a schedule when calling these clients.

This organizational tool can smoothly be used as a source when fraud is triggered.

Additionally, knowing who you call, know who calls you. As your telephone system is connected to your IP, these hackers can use your phone's IP address to access major accounts like your bank account.

When you see an unfamiliar or private number calling you, don't pick up and instantly bar that phone number.

3. Enable IP-Based Authentication

IP-based authentication could be the solution to protecting your phone line from SIP trunk fraud. This measure enables only those within your network to make calls and leave messages.

When a hacker gets into your system, they can only make and receive calls if they know your IP address.

Regrettably, your IP address can still be found. But this measure informs you when an unknown source tries to enter your IP address.

Does your company phone have a static or dynamic IP address? Are you uncertain if your phone is fixed or dynamic? A static IP address is a permanent IP address, and a dynamic IP address is a temporary IP address.

Establishing an IP-based authentication protocol is more accessible with a static phone. First, identify the IP address, and consider having a static IP address to enable authentication.

Do you employ a landline or a mobile phone? Setting IP-based authentication is more effortless for landlines but can be done with a mobile phone when utilizing a third party.

This measure helps block and recognizes an IP address that tries to hack into your account. Contact your phone provider to discover how to authenticate accounts with your IP address.

4. Barring Calls

When you guess a suspicious phone number, you have the choice to bar or block that number.

Blocking a doubtful number will help prevent the caller from gaining access to your information. By blocking them, you don't permit this number to contact you or anyone in your network.

Based on your phone service, there is an automatic call barring services you can set up. These services automatically block calls from specific numbers. This incorporates blocking outgoing and incoming calls to these numbers.

When an unfamiliar number tries to call you, barring that number will help protect your company's phone line from SIP trunk fraud.

Each phone has a different method when barring incoming and outgoing calls. Contact your phone provider and learn the steps to ensure suspicious calls are barred.

5. Set up Unique Passwords on Your Phone's System

Never use a default, simple, or similar password for your phone line. A general method of SIP trunk fraud is hacking into your account, which can be done by entering default or common passwords.

When you create a new phone account, instantly change the password. First, make sure it's a combination of letters, numbers, and symbols only you would know. Then, store the password in a safe place so you can access it.

If everybody on your team has access to this password, your team must keep this password safe. Train your team on fraud and why they can't disclose the password to anyone.

You want your hackers to be baffled when they try and hack into your account. But, on the contrary, you don't want them to break into your phone line easily. Changing your password is a simple step in fraud prevention.

Avoiding SIP Trunk Fraud: Stay Vigilant and Keep Monitoring

Making calls needs as many security measures as any web-based software. SIP trunking makes it handy and cheap to make calls, but it also makes it easier for your system to get hacked.

The key to preventing this is to monitor your network closely. The last say you want your system to get hacked when your business progresses.

If you're uncertain about SIP trunk fraud and protecting your phone line, contacting a professional is always the best method for securing your business. We'd love to support and bring you the peace of mind your business needs!

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