TCXC Open Voice Shield blog https://ovs.telecomsxchange.com/blog 2026-09-30T00:00:00Z TCXC Open Voice Shield STIR/SHAKEN checks the number, not what the caller says https://ovs.telecomsxchange.com/blog/stir-shaken-vs-call-content-analysis 2026-09-30T00:00:00Z 2026-09-30T00:00:00Z What STIR/SHAKEN attestation proves, what it cannot see, and how call content analysis covers the scam placed from a properly attested number. How to prevent vishing: for people, businesses and operators https://ovs.telecomsxchange.com/blog/how-to-prevent-vishing 2026-09-29T00:00:00Z 2026-09-29T00:00:00Z How to prevent vishing: the rules that protect a person, the procedures and phone-line controls that protect a business, and what a phone operator can do. What is vishing? Voice phishing explained, with examples https://ovs.telecomsxchange.com/blog/what-is-vishing 2026-09-29T00:00:00Z 2026-09-29T00:00:00Z Vishing is voice phishing: a scam call that impersonates a bank, an agency or your boss to get money, a code or access. How it works and how to spot one. Gave details to a phone scammer? What to do right now https://ovs.telecomsxchange.com/blog/what-to-do-after-a-vishing-call 2026-09-29T00:00:00Z 2026-09-29T00:00:00Z Shared a code, card number, bank details or remote access with a scam caller? What to do first for each, how to get money back and where to report it. Claude Sonnet 5.5 now on Open Voice Shield https://ovs.telecomsxchange.com/blog/claude-sonnet-5-5-now-supported 2026-09-28T00:00:00Z 2026-09-28T00:00:00Z Open Voice Shield supports Claude Sonnet 5.5 for call fraud analysis from release day. Where to switch it on, what it costs, how it did on our test set. Open-weight models on Open Voice Shield: OpenRouter and Groq https://ovs.telecomsxchange.com/blog/open-weight-models-openrouter-groq 2026-09-26T00:00:00Z 2026-09-26T00:00:00Z Call analysis on large open-weight models through OpenRouter, transcription on Groq. What it means for customers and for operators with their own licence. New revenue for mobile operators: scam call protection https://ovs.telecomsxchange.com/blog/scam-call-protection-revenue-mobile-operators 2026-09-26T00:00:00Z 2026-09-26T00:00:00Z How a mobile operator turns scam and vishing protection into a paid add-on on its existing network, with the revenue math for 50 million subscribers. Vishing protection for small business: Open Voice Shield https://ovs.telecomsxchange.com/blog/vishing-protection-for-small-business 2026-09-26T00:00:00Z 2026-09-26T00:00:00Z Vishing protection for small and medium businesses: score, log and block voice phishing calls on your phone line, with the evidence kept. Introducing media and data residency on Open Voice Shield https://ovs.telecomsxchange.com/blog/data-location-canada-or-united-states 2026-09-24T00:00:00Z 2026-09-24T00:00:00Z Open Voice Shield stores call recordings in Canada by default. Each account can now keep recordings, and relay media, in the United States instead. Vishing vs phishing vs smishing: the channel nobody monitors https://ovs.telecomsxchange.com/blog/vishing-vs-phishing-vs-smishing 2026-09-20T00:00:00Z 2026-09-20T00:00:00Z What vishing, phishing and smishing are, how they differ, why the phone channel is the one most organizations leave unmonitored, and what to put on it. Hang up and call back is not an anti-vishing strategy https://ovs.telecomsxchange.com/blog/hang-up-and-call-back-is-not-a-strategy 2026-09-17T00:00:00Z 2026-09-17T00:00:00Z The standard vishing advice depends on one person under pressure. What a business can put on the phone line instead: detection, alerts, blocking, evidence. CLI verification is now part of Open Voice Shield https://ovs.telecomsxchange.com/blog/cli-verification-testing 2026-09-15T00:00:00Z 2026-09-15T00:00:00Z Test caller ID (CLI) delivery on a SIP route: a check calls a verification number in the country, reads what arrived and reports match, changed or missing. Open Voice Shield in the Omarchy bar https://ovs.telecomsxchange.com/blog/omarchy-bar-plugin 2026-09-15T00:00:00Z 2026-09-15T00:00:00Z A bar plugin for Omarchy: today's high-risk verdicts, the calls up on your SIP trunk now, and a test call you can place without leaving the desktop. VeriSwitch SmartShield alternatives: six checks to make https://ovs.telecomsxchange.com/blog/veriswitch-smartshield-alternative 2026-09-14T00:00:00Z 2026-09-14T00:00:00Z Six things to check before choosing a VeriSwitch SmartShield alternative: what it sees, what it returns, enforcement, TCPA insights, price and speed. Test calls that talk back: a voice agent on the line https://ovs.telecomsxchange.com/blog/voice-agent-test-calls 2026-09-14T00:00:00Z 2026-09-14T00:00:00Z A test call can now be made by one of your voice agents: it answers the IVR, keeps a person talking or tests another agent, recorded and scored. How to detect vishing calls automatically https://ovs.telecomsxchange.com/blog/how-to-detect-vishing-calls-automatically 2026-09-13T00:00:00Z 2026-09-13T00:00:00Z How automatic vishing detection works on a phone line: two-channel recording, a transcript, a scored verdict with quoted red flags, the next call blocked. Route everything, analyze 1 in N: sampling on our side https://ovs.telecomsxchange.com/blog/route-everything-analyse-a-sample 2026-09-13T00:00:00Z 2026-09-13T00:00:00Z Route every call through Open Voice Shield and let it analyze 1 in N. The rest are recorded, analysable on demand. For switches that cannot split traffic. GPT-Live-1 voice agents, now on Open Voice Shield https://ovs.telecomsxchange.com/blog/gpt-live-1-voice-agents 2026-09-12T00:00:00Z 2026-09-12T00:00:00Z GPT-Live-1 is the first voice model that behaves like a live conversation partner. Now a destination on Open Voice Shield, recorded and analyzed. Vishing examples: 7 phone scam scripts and their red flags https://ovs.telecomsxchange.com/blog/vishing-examples-scripts-red-flags 2026-09-10T00:00:00Z 2026-09-10T00:00:00Z Seven voice phishing scripts as they sound on the phone, the red flag in each, and how a call analyzer scores them. From the set behind Open Voice Shield. Build a 24x7 voice NOC agent on Open Voice Shield https://ovs.telecomsxchange.com/blog/build-a-24x7-voice-noc-agent 2026-09-06T00:00:00Z 2026-09-06T00:00:00Z The agent interface (MCP server, typed outputs, OAuth, test calls) and a quick start for an agent that tests every route hourly and alerts on change. Slack alerts: fraud verdicts in your own workspace https://ovs.telecomsxchange.com/blog/slack-alerts-for-fraud-verdicts 2026-09-06T00:00:00Z 2026-09-06T00:00:00Z Alert rules can now post to Slack. Each customer connects their own workspace, picks a channel, and the verdict, red flags and call link land there. An AI agent onboarded itself and called me https://ovs.telecomsxchange.com/blog/an-ai-agent-onboarded-itself 2026-09-05T00:00:00Z 2026-09-05T00:00:00Z An AI agent found Open Voice Shield, signed up, built a route, placed a test call and read the verdict. Nobody involved. What we built, what happened. xAI voice agents and G.722 wideband, now supported https://ovs.telecomsxchange.com/blog/xai-voice-agents-and-g722-support 2026-09-05T00:00:00Z 2026-09-05T00:00:00Z Open Voice Shield now routes calls to xAI's voice agents over SIP/TLS and analyzes G.722 wideband audio. What changed and how to set it up. Divert known fraud callers to an AI voice agent https://ovs.telecomsxchange.com/blog/divert-fraud-callers-to-an-ai-voice-agent 2026-09-04T00:00:00Z 2026-09-04T00:00:00Z A new automation action sends a flagged caller's next call to a voice agent instead of your customers. How it works, and whether it fools anyone. Three ways operators use Open Voice Shield https://ovs.telecomsxchange.com/blog/three-ways-operators-use-open-voice-shield 2026-09-03T00:00:00Z 2026-09-03T00:00:00Z A security eye on one client, random call checks across your base, and proof when a carrier or a regulator asks. How each is set up and what comes back. Test a SIP route from your browser: the web dialer https://ovs.telecomsxchange.com/blog/web-dialer-test-calls-from-your-browser 2026-09-03T00:00:00Z 2026-09-03T00:00:00Z Place a real call through your own route from the customer portal, no softphone needed. What the web dialer is for, how a call travels, what comes back. What is a good MOS score for VoIP calls? https://ovs.telecomsxchange.com/blog/what-is-a-good-mos-score 2026-09-01T00:00:00Z 2026-09-01T00:00:00Z What a MOS score means, the jitter and packet loss behind it, what counts as good, fair or poor, and how to measure it on every call without extra probes. TCPA penalties: what one illegal call costs https://ovs.telecomsxchange.com/blog/tcpa-violation-cost 2026-08-30T00:00:00Z 2026-08-30T00:00:00Z TCPA statutory damages run $500 to $1,500 per illegal call or text, uncapped in total, and how live call analysis stops the count while it is small. Delayed-playback FAS: why dial testing misses it https://ovs.telecomsxchange.com/blog/delayed-playback-fas-route-testing 2026-08-28T00:00:00Z 2026-08-28T00:00:00Z Why short dial tests never hear delayed-playback FAS: when the swap happens, what a test call samples, and why live traffic is where to look for it. Introducing Open Voice Shield https://ovs.telecomsxchange.com/blog/introducing-open-voice-shield 2026-08-28T00:00:00Z 2026-08-28T00:00:00Z Open Voice Shield is a SIP hop that records, transcribes and scores live calls for fraud, with the evidence attached. What it is, and how to start.