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What is 2FA (two-factor authentication)?

How Secure is Two-Factor Authentication?
SHAKEN/STIR: Can I sign my own calls?

How to Forward SMS to Slack, Email, or another number
Direct Routing- what is it, and why do I need it?

Marketo Data Enrichment with Telnyx Number Lookup
Compare Telnyx to Cloud Communication Platforms in EMEA
The Light at the End of the Robocall Tunnel

IoT solutions explained

IoT security solutions: Challenges and best practices

IoT explained: the 2026 IoT guide

IoT device examples in 2026

SHAKEN/STIR, what do I need to know?

How to Debug Your Communications in our Portal
WebRTC video chat API and streaming explained
Why WebRTC encryption is a must for security
WebRTC Server: Powering Seamless Online Interactions

Telnyx UK: Transforming the UK's Telecom Landscape

SMS regulations in the UK
Telnyx offers full PSTN replacement in the UK

SMS Opt In Strategies: Building a Compliant List

Benefits of Conversational SMS

How to Create the Perfect SMS Sales Funnel
202 Area Code: Washington, DC

Two Way SMS Marketing: Engaging Customers Effectively

SMS Strategies for Outstanding Payment Reminders

Here’s What a Toll-Free Number is and Why You Need One
813 Area Code: Tampa, Florida — Coverage, Time Zone & Phone Numbers

Telnyx Public IPs: Powering IoT Connectivity
Complete guide to SIP lines and channels