// hi, my name is

Anu Mathew.

I build secure links for tiny things.

01.

About

I’m a researcher and doctoral candidate at ivESK, Hochschule Offenburg, working on security for narrowband IIoT networks.

02.

Experience

Dec 2021 — Present
Akademische Mitarbeiterin · Doctoral candidate
Offenburg University of Applied Sciences · ivESK
Baden-Württemberg, Germany
  • Research on DTLS, SCHC, and link-aware retransmission design for LoRaWAN and other duty-cycled LPWAN links.
  • Testbed and ns-3 simulation studies on handshake reliability and fragmentation.
May 2019 — Nov 2021
Research Associate
Rolls-Royce@NTU Corporate Laboratory
Singapore
  • Model-based programming in MATLAB/Simulink for advanced embedded systems; control algorithms on state-of-the-art microcontrollers and Intel FPGAs.
  • Implementation of CAN, J1939, UDS, and ARINC 825; PCB design in Altium.
  • High-voltage testing and failure prediction studies of power electronic assemblies; LabVIEW UIs for electric drives and converters.
  • Mentorship of undergraduate interns and project students.
Feb 2015 — Jul 2015
Software Engineer
UST Global
Thiruvananthapuram, India
  • Data Foundation project with Maersk Line: ETL mapping models in Informatica PowerCenter.
  • Data cleansing across flat files, MQ, and Teradata; real-time integration from Salesforce Cloud.
Jun 2012
Intern
Bharat Sanchar Nigam Limited (BSNL)
Cochin, India
03.

Education

2015 — 2017
M.Sc. Communications Engineering
Nanyang Technological University, Singapore
2010 — 2014
B.Tech Electrical, Electronics & Communications Engineering
Mahatma Gandhi University, India
04.

Skills & tools

// research

  • DTLS 1.2 / 1.3
  • SCHC fragmentation
  • LoRaWAN · LPWAN
  • Embedded cybersecurity
  • Edge AI

// tools

  • C / Python / MATLAB & Simulink
  • LabVIEW (Core 1 & 2)
  • ns-3, Wireshark, testbed automation
  • Git · Altium PCB design
  • CAN, J1939, UDS, ARINC 825
05.

Publications

DALE: DTLS Adaptive Layer Extension for Constrained IoT Networks

A. S. Mathew, A. Sikora, M. Schappacher

IEEE WFCS 2026 · work-in-progress

DTLS Handshake Optimization with SCHC in LPWAN: Testbed Implementation and Performance Analysis

D. Stark, A. S. Mathew, A. Sikora

IEEE WFCS 2026 · accepted

Enhancing 6LoWPAN Performance in Lossy Networks Using Complex and Combined Header Compression

N. H. M. Yusoff, K. Abdullah, J. Ag. Besar, N. Ahmad, A. S. Mathew, A. Sikora

IEEE IDAACS Sep 2025

doi.org/10.1109/idaacs68557.2025.11322017

Integrating IPHC and SCHC with DTLS: A Comparative Study of Simulation and Testbed-Based IoT Networks

N. H. M. Yusoff, N. A. Emran, N. Harum, K. Abdullah, A. S. Mathew, A. Sikora

IEEE IDAACS Sep 2025

doi.org/10.1109/idaacs68557.2025.11322126

Realistic Modelling and Optimization of DTLS Handshakes in Constrained LPWAN Environments

A. S. Mathew, A. Sikora

IEEE CITS Jul 2025

doi.org/10.1109/cits65975.2025.11099413

State of the Art in Smart Metering Infrastructure Security: A Keyword Co-Occurrence Analysis

A. S. Mathew, A. Sikora

IEEE ICEST Jun 2025

doi.org/10.1109/icest66328.2025.11098305

// canonical list at ORCID 0009-0001-7682-1126