Telco technical

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available worldwide

LTE Security and Insecurity

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security, fraud, engineers

available worldwide

Who Should Attend?

This training is aimed at Telecom core engineers. In this course, the participant will learn about LTE 4G mobile network service, LTE security mechanisms, Evolved Packet Core network security and vulnerabilities, and potential LTE network problems. Finally, the participant will define a plan of study to become a LTE Network auditor.

Course Scope

LTE Introduction.
LTE Security Architecture.
LTE Network Elements Overview, Security Roles, and Functions.
LTE Communication Security, Cryptography, and Key Management.
Study of LTE Protocols.
- S1AP.
- X2AP.
- Diameter.
- GTP-C.
- GTP-U.
- GTPv2.
- GTP’.
- NAS.
Typical Attacks on LTE Infrastructure.
Recap of SS7 attack scenarios and comparison to 4G.
Role of Legacy in LTE Security (CS Fallback, CSFB vs. VoLTE).
Network elements and their functions: HSS, DRA/DEA, MME, PCRF, eNodeB, PGW, SGW.
DRA remote and RCE compromise via Diameter.
Vulnerabilities in VoLTE.
Analysis of Network Elements and Vulnerabilities.
- Generic LTE network element vulnerabilities.
- Huawei LTE SAE EPC HSS: structure, vulnerabilities, and services.
- Huawei LTE SAE RAN MME: role and attacks.
- Ericsson LTE SAE RAN eNodeB: vulnerabilities, integration, provisioning, and hardware attacks.
- Huawei LTE SAE EPC UGW (SeGW, S-GW, PDN GW): role and structure.
Diameter Security and Comparison to SIGTRAN and Radius Protocols.
Diameter Fuzzing and Scanning.
Diameter in a Roaming Context.
NAS Security, Protocol Review and Known Attacks.
SCTP Protocol Basics, Scanning and Attack Acenarios.
SGW – PGW Infrastructure and Design, and GTPv2 Scanning and Fuzzing.
S1AP Interface Protocol Study and Known Vulnerabilities.
Attack Scenarios over the S1AP Interface.
Attacking O&M (OAM & Management) of Network Elements.
GRX / IPX Compromise Case Studies, Architecture and Design, and Known Vulnerabilities.
Scenario of LTE Network Attack.
- Radio-based; role of the subscriber.
- Infrastructure-based, Transmission or RAN vector.
- Internal-based attack.
- Interconnect-based attack scenarios.
The Next Steps to Becoming a LTE Network Auditor.

Prerequisites

In order to fully understand the course, each participant needs:

Basic knowledge of Telecom & network principles:
- 2G, 3G, and 4G.
- OSI network layers.
- Basic knowledge of Telecom technologies.
Laptop with Linux installed either in a VM or native, Backtrack or Ubuntu (reverse engineering and hacking tools recommended).
Good ability to use Wireshark.
Basic skills and usage of Linux for reverse engineering (strings, knowledge of tools in a Backtrack for reverse engineering).
Legal IDA Pro license optional, but strongly recommended.

Training Structure

Two-day training divided into logical sessions.

Methodology

Instructor-led training. Participants will receive evaluation access to a vulnerability scanner for Telecom infrastructure and a developer account for LTE mobile security platform.

Training provides useful methods to analyze real protocols.

I can proudly recommend these courses for others as well.

Deep and detailed topic analysis.

Very well organized training programmes.

Good direct connection between course material and real problems.

Excellent knowledge from the trainer.

Overwhelming knowledge and expertise. Interactive and enjoyable learning.

Course covers all important issues and presents relevant examples.

Excellent methodology of teaching. Simple and easy to understand training.

Everyone gets individual attention from the trainer.

The training exceeded my expectations.

Training was above expectations!

Trainer understands local market experience.

Seminar entirely for Telecommunication operators. A lot of issues covered.

A good approach to a complex problem.

I received a lot of useful information which I use in my work every day.

Trainer is open for comments and discussion.

This course will be very useful in my daily work.

Experienced trainer. Real cases with references to recommendations.

A clear picture of GSM switching and signalling.

The course covers all the impacted areas.

Excellent course and instructor.

Good class notes and great examples.

The trainer is capable of answering all my questions.

Regardless of technology I received theoretical and practical answers.

Very clear explanations.

The training is completely excellent.

Very effective training methods.

Highly professional trainer with lots of practical experience. Friendly and open.

Really practical and very fruitful training.

A lot of useful materials and knowledge.

Unique training covering the most important areas of my work.

I am very impressed with the trainer's knowledge and experience.

Excellent exercises!

I feel like the trainer is the best professor and mentor one can have.

Perfect course.

Amazing, more than excellent, audience-oriented trainer.

Excellent, knowledgeable trainer, open to communication.

Professional, high-quality trainer.

Many different people from different operators can share their problems and ideas.

The whole course was very valuable.

Experienced trainer. Excellent descriptions.

The best training ever.

Trainer adapted to the expectations of the audience.

Great teacher with deep knowledge and experience.

Trainer was able to answer practical questions.

More than excellent course!

Trainers have passion to teach & impart knowledge.

The course exceeded my expectations. Hats off!

Good logical structure of the course and explanation.

Trainer understands local market experience.