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Guardians of Connectivity

Dive deep into mobile network security with P1 Security's blog, your authoritative hub for telecom protocol security, penetration testing methodologies, signaling vulnerabilities, and in-depth protocol analysis.

Explore our expert-curated content, and the comprehensive Ultimate Guide to Mobile Network Security, covering critical aspects from SS7, Diameter, and SIP vulnerabilities to LTE and 5G security frameworks. Stay ahead with insights and strategies trusted by leading operators, nation-states, and cybersecurity professionals worldwide.

IMS and SIP Protocol: Addressing Vulnerabilities in Prepaid and Postpaid Systems

February 26, 2025

IMS and SIP Protocol: Addressing Vulnerabilities in Prepaid and Postpaid Systems

IMS and SIP Protocol: Enhancing Security in Prepaid and Postpaid Telecom Systems

P1 Security at MWC 2025: Showcasing Telecom Offensive Security Solutions

December 11, 2024

P1 Security at MWC 2025: Showcasing Telecom Offensive Security Solutions

Join P1 Security at MWC 2025 in Barcelona (March 3-6, Hall 5B41, Stand 13). Discover innovative telecom security solutions for 2G to 5G networks. Meet our experts and explore how to safeguard your critical mobile infrastructure.

SafetyDetectives x P1 Security | Interview With Philippe Langlois

December 4, 2024

SafetyDetectives x P1 Security | Interview With Philippe Langlois

Discover insights from Philippe Langlois, CEO and Founder of P1 Security, on tackling telecom vulnerabilities, evolving cyber threats, and innovations shaping secure communications.

How Penetration Testers Should Approach GT Leasing

January 22, 2025

How Penetration Testers Should Approach GT Leasing

Discover how penetration testers can approach GT leasing under evolving regulations. Learn about GSMA, Ofcom, and P1 Security’s unique strategies to ensure effective and compliant telecom security.

Global Titles and Mobile Network Security - Proposals to address misuse of Global Titles

December 2, 2024

Global Titles and Mobile Network Security - Proposals to address misuse of Global Titles

Explore P1 Security's response to Ofcom's consultation on Global Titles misuse, advocating for stricter regulations, zero-trust principles, and enhanced telecom security to protect mobile networks from malicious signaling.

WiFi 6 vs 5G: Understanding the Key Differences and Benefits

November 29, 2024

WiFi 6 vs 5G: Understanding the Key Differences and Benefits

Explore the differences between WiFi 6 and 5G, their impact on network performance, telecom security, and how these technologies are shaping the future of connectivity.

Understanding GTP-C: The Backbone of Mobile Network Control

November 29, 2024

Understanding GTP-C: The Backbone of Mobile Network Control

Explore GTP-C (GPRS Tunneling Protocol Control Plane), its crucial role in 4G and 5G networks, message types, procedures, and security measures. Learn about the differences between GTP-C and GTP-U and how this protocol enhances mobile connectivity.

Understanding the Vulnerabilities of the Diameter Protocol in 4G Networks

November 29, 2024

Understanding the Vulnerabilities of the Diameter Protocol in 4G Networks

Explore the security vulnerabilities of the Diameter protocol, its role in 4G networks, and the risks it poses to telecom security.

The Imperative of Telecom Security in a Digital Age

November 29, 2024

The Imperative of Telecom Security in a Digital Age

Discover the critical role of telecom security in safeguarding communication networks. Learn about SS7, Diameter protocols, and how P1 Security's solutions can help mitigate cyber threats.

What Are Mobile Network Protocols?

December 11, 2024

What Are Mobile Network Protocols?

Explore the role of mobile network protocols like SS7, Diameter, and GTP in modern telecom networks, and learn how to secure them against evolving cyber threats.

Elevating Telecom Security: The Role of Penetration Testing

November 29, 2024

Elevating Telecom Security: The Role of Penetration Testing

Discover how P1 Security's P1 Telecom Auditor (PTA) elevates telecom security through advanced penetration testing, vulnerability scanning, and compliance with GSMA standards.

Intrusion Detection Systems (IDS) in Telecom: Strengthening Core Network Security

November 29, 2024

Intrusion Detection Systems (IDS) in Telecom: Strengthening Core Network Security

Explore how telecom-specific Intrusion Detection Systems (IDS) like PTM from P1 Security ensure the real-time detection and mitigation of cyber threats in telecom signaling networks.

Key Mobile Network Equipment and Functions

October 31, 2024

Key Mobile Network Equipment and Functions

Learn about the essential mobile network equipment and functions, including BTS, MSC, HLR, and GGSN, and discover how to secure telecom infrastructure with advanced solutions.

What is Mobile Network Security?

October 31, 2024

What is Mobile Network Security?

Learn how mobile network security, penetration testing, and comprehensive telecom security solutions like those from P1 Security can safeguard your telecom infrastructure against evolving cyber threats, with real-time monitoring, vulnerability scanning, and compliance with GSMA standards.

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Latest articles

5G New Radio (NR): Unlocking the Future of Wireless Connectivity

5G New Radio (NR): Unlocking the Future of Wireless Connectivity

Understanding RAN Security: Comprehensive Analysis and Essential Strategies for Securing Radio Access Networks (RAN)

Understanding RAN Security: Comprehensive Analysis and Essential Strategies for Securing Radio Access Networks (RAN)

The Ultimate Guide to eSIM: Everything You Need to Know

The Ultimate Guide to eSIM: Everything You Need to Know

5G Interconnect Security (FS.36)

5G Interconnect Security (FS.36)

GSMA FS.31: Baseline Security for Mobile Networks

GSMA FS.31: Baseline Security for Mobile Networks

GSMA FS.20: Securing GTP Protocol for Mobile Networks

GSMA FS.20: Securing GTP Protocol for Mobile Networks

GSMA FS.19: Strengthening Diameter Security in LTE and 5G Networks

GSMA FS.19: Strengthening Diameter Security in LTE and 5G Networks

GSMA FS.11: Strengthening SS7 Security in Mobile Networks

GSMA FS.11: Strengthening SS7 Security in Mobile Networks

P1 Security Secures CSA Licence for Penetration Testing Services

P1 Security Secures CSA Licence for Penetration Testing Services

eSIM Security: Ensuring Trust in the Era of Digital SIMs

eSIM Security: Ensuring Trust in the Era of Digital SIMs

Network Slicing: Unlocking the Full Potential of 5G

Network Slicing: Unlocking the Full Potential of 5G

Understanding SIGTRAN: The Backbone of Modern Telecom Signaling

Understanding SIGTRAN: The Backbone of Modern Telecom Signaling

Understanding IPX: The Backbone of Global Telecom Connectivity

Understanding IPX: The Backbone of Global Telecom Connectivity

Telecom Vendors: The Backbone of Global Communication Networks

Telecom Vendors: The Backbone of Global Communication Networks

Network Virtualization: Transforming Telecom Infrastructure for the Future

Network Virtualization: Transforming Telecom Infrastructure for the Future

Security in Telecom Edge Computing: Safeguarding the Future of Distributed Networks

Security in Telecom Edge Computing: Safeguarding the Future of Distributed Networks

Securing Telecom Supply Chains: Mitigating Risks in the Telecom Ecosystem

Securing Telecom Supply Chains: Mitigating Risks in the Telecom Ecosystem

Securing User Privacy in Telecom Networks: Protecting Personal Data in a Digital World

Securing User Privacy in Telecom Networks: Protecting Personal Data in a Digital World

5G and IoT: Transforming Connectivity and Security in the Digital Age

5G and IoT: Transforming Connectivity and Security in the Digital Age

The Role of Telecom in Critical National Infrastructure Security

The Role of Telecom in Critical National Infrastructure Security

The Impact of Regulatory Compliance on Telecom Security

The Impact of Regulatory Compliance on Telecom Security

How Telecom Operators Can Protect Against DDoS Attacks

How Telecom Operators Can Protect Against DDoS Attacks

Telecom Fraud: Understanding the Threat and How to Combat It

Telecom Fraud: Understanding the Threat and How to Combat It

Telecom Interconnection Security: Safeguarding the Backbone of Global Communication

Telecom Interconnection Security: Safeguarding the Backbone of Global Communication

Understanding IMSI: The Key to Mobile Identity and Security

Understanding IMSI: The Key to Mobile Identity and Security

Understanding Global Titles and GT Leasing in Telecom

Understanding Global Titles and GT Leasing in Telecom

MSISDN: Understanding Its Role and Security in Telecom Networks

MSISDN: Understanding Its Role and Security in Telecom Networks

Home Subscriber Server (HSS): The Backbone of Modern Telecom Networks

Home Subscriber Server (HSS): The Backbone of Modern Telecom Networks

Exploring the HLR: The Heart of Mobile Network Operations

Exploring the HLR: The Heart of Mobile Network Operations

Telecom Regulators: Navigating Industry Challenges and Innovations

Telecom Regulators: Navigating Industry Challenges and Innovations

The Risks of AI in Life and Telecom: Lessons from T-Mobile's 2022 Incident

The Risks of AI in Life and Telecom: Lessons from T-Mobile's 2022 Incident

The Phasing Out of 2G and 3G Networks: What It Means for Telecom Security

The Phasing Out of 2G and 3G Networks: What It Means for Telecom Security

The Evolution and Impact of 3G+ Networks: Connecting the World and Bridging Gaps

The Evolution and Impact of 3G+ Networks: Connecting the World and Bridging Gaps

The Evolution and Impact of 2G+ Networks on Mobile Telecommunications

The Evolution and Impact of 2G+ Networks on Mobile Telecommunications

Enhancing 5G Security: Addressing the Challenges in Telecom Networks

Enhancing 5G Security: Addressing the Challenges in Telecom Networks

IMS and SIP Protocol: Addressing Vulnerabilities in Prepaid and Postpaid Systems

IMS and SIP Protocol: Addressing Vulnerabilities in Prepaid and Postpaid Systems

P1 Security at MWC 2025: Showcasing Telecom Offensive Security Solutions

P1 Security at MWC 2025: Showcasing Telecom Offensive Security Solutions

SafetyDetectives x P1 Security | Interview With Philippe Langlois

SafetyDetectives x P1 Security | Interview With Philippe Langlois

How Penetration Testers Should Approach GT Leasing

How Penetration Testers Should Approach GT Leasing

WiFi 6 vs 5G: Understanding the Key Differences and Benefits

WiFi 6 vs 5G: Understanding the Key Differences and Benefits

Understanding the Vulnerabilities of the Diameter Protocol in 4G Networks

Understanding the Vulnerabilities of the Diameter Protocol in 4G Networks

Understanding GTP-C: The Backbone of Mobile Network Control

Understanding GTP-C: The Backbone of Mobile Network Control

The Imperative of Telecom Security in a Digital Age

The Imperative of Telecom Security in a Digital Age

Elevating Telecom Security: The Role of Penetration Testing

Elevating Telecom Security: The Role of Penetration Testing

Intrusion Detection Systems (IDS) in Telecom: Strengthening Core Network Security

Intrusion Detection Systems (IDS) in Telecom: Strengthening Core Network Security

Understanding SS7 Attacks: Vulnerabilities, Impacts, and Protection Measures

Understanding SS7 Attacks: Vulnerabilities, Impacts, and Protection Measures

P1 Security Achieves ISO 27001 Certification: Strengthening Telecom and Network Security for Critical Mobile Infrastructure

P1 Security Achieves ISO 27001 Certification: Strengthening Telecom and Network Security for Critical Mobile Infrastructure

[Release] QC Super v2

[Release] QC Super v2

New Press Release - P1 Security Reboots with Bold New Vision and Ambition

New Press Release - P1 Security Reboots with Bold New Vision and Ambition

All authentication vectors are not made equal

All authentication vectors are not made equal

SS7 traffic analysis with Wireshark

SS7 traffic analysis with Wireshark

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Telecom Signaling attacks on 3G and LTE networks

Explore the risks of telecom signaling attacks on 3G and LTE networks. Learn about SS7, SIGTRAN, and modern vulnerabilities in all-IP networks, and how to secure mobile infrastructure from fraud and exploitation.

SS7 Attacker Heaven turns into Riot: How to make Nation-State and Intelligence Attackers’ lives much harder on mobile networks presentation

Discover how P1 Security’s open-source SigFW enhances telecom security by mitigating SS7 and Diameter threats. Learn about its encryption, integrity protection, and advanced filtering capabilities to safeguard mobile networks against cyber threats.