VoIP Telephony Security: Complete Guide to Preventing Fraud and Attacks
With the growth in the use of cloud PBXs and VoIP solutions, the risks of cyber attacks and fraud in the cloud environment also increase. IP telephony. Security VoIP becomes, therefore, an essential factor, since many companies are unaware that phone calls can also be the target of data theft, espionage, and hijacking of extensions.
So, in this article, you will learn everything you need to protect your VoIP operation, with good practices, security technologies, and real examples of attacks – in addition to discovering how Voicecorp ensures peace of mind for your customers.
What are the main security risks in IP telephony?
- Extension cloning (SIP Hijacking)
- Unauthorized use of your PBX for international calls
- Theft of dashboard access credentials
- Denial-of-service (DDoS) attacks on the VoIP framework
- Improper listening of unencrypted calls
7 Best Practices to Protect Your System VoIP
- Use complex passwords on SIP extensions
- Enable encryption (TLS/SRTP) on calls
- Configure the firewall correctly to block suspicious IPs
- Disable old and vulnerable protocols (e.g., SIP open UDP)
- Enable two-factor authentication (2FA) from the dashboard
- Limit countries and times for calls
- Monitor traffic in real-time with automatic alerts
How Voicecorp protects your telephony and ensures VoIP security
By hiring Voicecorp, your company has:
- Servers with intelligent firewall and intrusion detection
- End-to-end encryption with SRTP and TLS
- 24-hour monitoring of infrastructure
- Dashboard with suspicious usage alerts
- Expert technical support to fine-tune your security VoIP
- International lockdown rules and use of secure passwords
IP telephony is secure, as long as it is well configured and monitored. However, this starts with choosing the right carrier.
In this way, Voicecorp offers technology, structure and support to protect your business from fraud and attacks on VoIP.
So, do you want to know how we can strengthen the security of your communication? Talk to an expert now: 0800 102 4141 or www.voicecorp.com.br
