Nikolaos Chrysaidos

Nikolaos Chrysaidos

Threat Intelligence, R&D | Agentic AI Redteaming & Detection Engineering | Mobile Security | Speaker

Prague, Czechia 12 years Europe/Prague
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Experience

5 companies

Independent Consultant

1 year 10 months

Threat Intelligence & AI Red Teaming

Sep 2024 - Present

- Conducting threat modelling and TTP analysis for AI products, mapping realistic attacker goals, required capabilities, and likely impact vectors to ...

Early-stage Cybersecurity Startup

1 year 4 months

Head, Threat Intelligence & Defense

May 2023 - Sep 2024

◦ Led Engineering and OSINT teams, for the development of an OSINT Dark Web platform ◦ Directed the end-to-end development of an OSINT-as-a-Service (O...

Career Break

4 months

Career transition

Dec 2022 - Apr 2023

Career transition

Avast (Gen Digital)

3 years 5 months

Head, Threat Intelligence Platforms & Services

Jul 2019 - Dec 2022

- Directed the development and long-term strategic planning of Avast’s unified internal & public global threat intelligence platforms (TIPs). Delivere...

Avast

5 years 5 months

Head, Mobile Threats & Security

Dec 2015 - Jul 2019

- Directed the development of Avast’s mobile threat intelligence platforms (internal & public) - APKLab.io while focusing on threat intelligence on bi...

Mobile Malware & Security Analyst

Feb 2014 - Dec 2015

- Conducted reverse engineering, static analysis (IDA, Smali/Baksmali, JEB, JD) and dynamic analysis (Droidbox, Logcat, Wireshark, Fiddler, GikDbg) on...

Education

3 degrees

Master of Business Administration - MBA

General Studies

University of New York in Prague

2022 – 2024

Master of Science (MSc), CyberSecurity

Master of Science

University of York

2012 – 2013

BSc (Hons), Computing

BSc

Swansea University

2009 – 2012

Skills

40 skills
Internet Investigations
Cross-functional Team Leadership
Engineering Leadership
OSINT
Software Project Management
Leadership
Analytical Skills
Data Analysis
Key Performance Indicators
Threat Intelligence
Mobile Security
Reverse Engineering
Product Innovation
Project Management
Jira
Strategic Planning
Cyber Threat Hunting (CTH)
Team Leadership
Objectives and Key Results (OKRs)
IOT Security
Computer Security
Automotive Security
Android
Android Development
Security
Penetration Testing
Software Engineering
Malware Analysis
Ideas Development
Windows
iOS
x86 Assembly
IDA
SoftIce
Eclipse
Android Malware Analysis
Java
OllyDbg
Static Analysis
Dynamic Analysis

Highlights

1 items

Achievements

1

Android App vulnerable to CVE-2016-2402

May 2016

TESLA

Tesla's Android application uses OkHttp 2.7.2. This version is vulnerable to certificate pin bypass that could drive to ...

Languages

2 languages
EnglishFull Professional
GreekNative Bilingual