Security Professional

About RFS

Senior Penetration Tester / Security Researcher

RFS is a Professional in Unified Communications Security, Signals Intelligence, and Red Team operations. He brings a wealth of experience to penetration testing tools and security research articles.

With extensive expertise in telecommunications security, RFS specializes in analyzing and securing telecom infrastructure, from traditional SS7 networks to modern 5G implementations. His work focuses on identifying vulnerabilities in communication protocols and developing tools to enhance network security.

Quick Facts

  • • 6+ Professional Certifications
  • • Telecom Security Specialist
  • • Red Team Operations Expert
  • • Signals Intelligence Professional

Professional Journey

A timeline of key milestones and achievements in telecommunications security

2024

TelcoTools Platform Launch

Launched comprehensive suite of 50+ telecommunications security tools and calculators, reaching 50,000+ monthly users worldwide.

2023

Advanced Certifications

Achieved eCPPTv2 and CRTP certifications, specializing in advanced penetration testing and red team operations.

2022

5G Security Research

Published research on 5G network vulnerabilities and developed specialized analysis tools for next-generation networks.

2021

Telecom Security Focus

Specialized in unified communications security and signals intelligence, focusing on SS7, Diameter, and SIP protocols.

Areas of Expertise

Specialized knowledge across multiple domains of cybersecurity and telecommunications

Unified Communications Security

Specialized in securing VoIP, SIP, and telecommunication infrastructure

Signals Intelligence

Advanced knowledge in signal analysis and telecommunications interception

Red Team Operations

Experienced in adversarial simulation and advanced persistent threat scenarios

Penetration Testing

Comprehensive security assessments and vulnerability analysis

Professional Certifications

Industry-recognized certifications demonstrating expertise across security domains

eJPT

Penetration Testing

eLearnSecurity Junior Penetration Tester

eCPPTv2

Advanced PenTest

eLearnSecurity Certified Professional Penetration Tester v2

CRTP

Red Team

Certified Red Team Professional

ADCS CESP

Infrastructure

Active Directory Certificate Services - Certified Expert Security Professional

Fortinet NSE1

Network Security

Network Security Expert Level 1

Fortinet NSE2

Network Security

Network Security Expert Level 2

Technical Skills & Technologies

Expertise across multiple domains of telecommunications and cybersecurity

Protocols & Standards

SS7/SIGTRAN
Diameter
SIP/RTP
GTP
5G NR
LTE
SMPP
HTTP/2

Security Tools

Wireshark
Metasploit
Burp Suite
Nmap
Aircrack-ng
Scapy
Volatility
OWASP ZAP

Programming

Python
JavaScript
Bash
PowerShell
C/C++
Go
SQL
TypeScript

Network Security

Firewall Config
IDS/IPS
VPN
Network Segmentation
Traffic Analysis
Packet Capture

Cloud & Infrastructure

AWS
Azure
Docker
Kubernetes
Linux
Windows Server
Active Directory

Telecom Systems

HLR/HSS
MSC/VLR
SMSC
GGSN/PGW
MME
eNodeB
gNodeB
IMS

Mission & Vision

"My mission is to enhance telecommunications security through comprehensive research, practical tools, and knowledge sharing. I believe in making advanced security techniques accessible to professionals worldwide."

Research Focus

Advancing the understanding of telecom vulnerabilities and developing innovative security solutions for emerging threats.

Community Impact

Building a global community of security professionals through education, tool development, and collaborative research initiatives.

Community Feedback

What professionals are saying about TelcoTools

"TelcoTools has become an essential part of my daily workflow. The SS7 analyzer alone has saved me countless hours."

Network Security Engineer

Telecom Provider

"The most comprehensive collection of telecom security tools I've found. Highly recommended for any RF engineer."

RF Engineer

Mobile Operator

"Excellent educational resources and practical tools. Perfect for both learning and professional use."

Security Researcher

Academic Institution