ShadowSim provides authorized monitoring and real-time capture of SMS packets across four major carrier networks in the UK, United States, and Canada featuring passive collection and encrypted relay.
Targeting four major carrier networks in the UK
A complete toolkit for authorized cellular monitoring, engineered to capture live SMS traffic and instantly extract OTPs and 2FA codes without alerting the target.
Packets are captured and relayed to your console in under a second, allowing for immediate extraction of One-Time Passwords to seamlessly bypass security prompts without latency.
All captured sessions and packets are protected with AES-256 before transit. Your interception data stays fully localized.
Purpose-built to exploit vulnerabilities in UK, US, and Canadian network protocols out of the box.
Track capture rates, target lock status, and network handshakes in real time from a secure control console.
If a target switches towers or a carrier attempts throttling, ShadowSim dynamically follows the cellular footprint.
Deploy with confidence. Real engineers are on standby around the clock for priority troubleshooting on operational deployments.
Designed for rapid deployment. Install the software, configure the target parameters, and begin monitoring.
Pick your target region and license tier — weekly, monthly, or perpetual.
Download and configure the ShadowSim daemon for Windows, macOS, or Linux environments.
Bind the software to the specific cellular bands of the four supported carriers.
Monitor traffic, extract payload data, and analyze SMS packets instantly via the dashboard.
ShadowSim leverages advanced SS7 and signaling flaws to pair real-time cellular monitoring with an intuitive software layer. Scale from a single target to widespread network sweeps.
Procurement is localized per region. Select a jurisdiction to view licensing tiers.
Security teams and analysts across the UK, US, and Canada rely on ShadowSim.
"We upgraded our forensic toolkit to ShadowSim. The interception is completely passive and the tracking between networks is flawlessly executed."

"The perpetual license proved invaluable for our audit operations. Support provided crucial guidance during a complex network sweep at 3am."

"Advanced capabilities disguised in clean software. It penetrates real carrier networks and the telemetry dashboards provide exact intelligence. The premier monitoring tool in Canada."

ShadowSim is operated by a private law enforcement agency based in the United States, working in direct collaboration with major carriers to ensure lawful interception and monitoring of cellular communications.
We maintain formal collaboration agreements with EE, Three, Vodafone, O2, Verizon, T-Mobile, AT&T, Dish Mobile, Rogers, Bell, Telus, and Freedom Mobile to ensure all interception activities are conducted within legal frameworks.
All monitoring activities are conducted under strict legal authorization for security auditing, forensic investigations, and authorized surveillance operations across the United Kingdom, United States, and Canada.
Operating across three jurisdictions with full compliance to local surveillance laws, data protection regulations, and international standards for lawful interception.
For inquiries, support, or partnership opportunities, reach out to our team.
Response time: 24-48 hours · All inquiries handled with discretion
Equip your team with the leading monitoring solution in the UK, US, and Canada. Lock in deployment pricing before it expires.