Unified Communications Security - News and Insights

Jul 1, 2019

SIP Trunk Security – 2nd Excerpt from Our Voice Security Report

Jun 27, 2019

Lee Sutterfield Talks Robocalls on NPR’s “Here & Now”

Jun 21, 2019

DHS Small Business Innovation Research Program Awards 1,000th Contract

Mar 21, 2019

EC 2019: SecureLogix Explains Voice Network Security and Call Fraud Detection

Jul 9, 2018

DHS and Securelogix Partnering to Prevent Spoofing & TDoS Attacks

Jun 29, 2018

Understanding 911 Vulnerabilities to TDoS & DDoS Attacks

Aug 14, 2017

Dutch Hacker Case in Early 90s Was a Test For San Antonio Cyber Pioneers

Dec 17, 2016

Article about Toll Fraud on Mobile Devices

Nov 12, 2016

Links to recent TDoS articles

Nov 11, 2016

Some more information about how TDoS affects 911 systems

Nov 7, 2016

Discussion of TDoS Attacks Against 911 in The Cyber Shield

Oct 27, 2016

Follow up article in GCN about how DHS S&T CSD is working to solve TDoS attacks for 911

Oct 10, 2016

Some recent articles on Telephony Denial of Service (TDoS) and how it affects 911

Oct 7, 2016

70 people busted for IRS scam

Oct 6, 2016

Videos from the DHS Cyber Security Division (CSD) workshop earlier this year

Jul 24, 2016

Back to Blogging

Aug 12, 2015

Video on a How to Use a Burner Cell Phone for TDoS

Jul 24, 2015

The National Law Review Talks About Telephony Denial of Service (TDoS)

Jul 5, 2015

The Department of Homeland Security (DHS) and SecureLogix Team on TDoS Research

Jun 23, 2015

How Pakistan Helped Capture a Criminal Responsible of Millions in Toll Fraud

Jun 22, 2015

Past Webinar on Telephony Denial of Service (TDoS)

Jun 22, 2015

New VoIP Security Penetration Testing Tool – Bluebox-ng

Mar 4, 2015

Anonymous Planning Telephony Denial of Service (TDoS) Attacks Against Law Enforcement and CPS

Feb 24, 2015

New Telephony Denial of Service (TDoS) Tool

Jan 1, 2015

Telephony Denial of Service (TDoS) Service

Oct 22, 2014

Great Toll Fraud Article

Oct 10, 2014

A Video on Telephony Denial of Service (TDoS)

Oct 1, 2014

Link to My Webinar on Telephony Denial of Service (TDoS)

Sep 15, 2014

FTC Continues Their Battle Against Robocalls With Zapping Rachel Challenge at DEFCON 22

Jul 31, 2014

Robocalls to Cell Phones

Jul 12, 2014

FBI Private Industry Notification on Telephony Denial of Service (TDoS)

Jul 9, 2014

Firm Avoids a Toll Fraud Charge

Jun 27, 2014

Several Articles on VoIP Security by Jon Arnold on Toolbox

Jun 12, 2014

Secure Telephony Identity Revisited (STIR)

Jun 5, 2014

Blast From the Past – Wardialing in 2014 in a VoIP World