Seek
RustBlazingly fast parallel file search with glob/regex support and polished terminal UX.
- Parallel search engine with robust permission handling
- Cross-platform releases + Homebrew distribution
- Designed for speed and clarity at scale
CLASSIFIED // DOSSIER
STATUS: ONLINE
IDENTITY
Daniel Grigoriev
Threat hunter and software engineer building custom detection tools, honeypot infrastructure, and malware analysis pipelines.
CURRENT STATUS
ROLE
Threat Hunter & Software Engineer
LOCATION
Tel Aviv, Israel
FOCUS
Deception systems, SPL detection, malware RE
Featured Projects
High-signal work focused on performance, security, and developer experience.
Ether Hunter
PythonMulti-threaded Ethereum wallet exploration tool with real-time stats and clean terminal output.
- Concurrency-focused execution with resilient API usage
- Clear telemetry and graceful error handling
- Strong documentation on cryptographic probability
Graph Voyager
ReactInteractive graph visualization for exploring algorithms step-by-step.
- React + Vite + Tailwind interface
- Live demo with algorithm execution visuals
- Educational tooling with strong UX focus
Open Source Contributions
Focused on correctness, fidelity of emulation, and maintainable shell parsing.
Cowrie Honeypot
Upstream Contributor
Released in v2.9.3
PR #2805
PR #2849
-
Improved shell FD redirection parsing, including
2>/dev/nulledge cases. - Refactored shell parsing modules for clearer output capture and stderr routing.
- Added extensive unit/integration tests for complex redirection scenarios.
Private Security Tooling
RedactedAutomation and detection infrastructure for sensitive environments, focused on high-signal alerting and operational resilience.
Experience
May 2024 — Present
Threat Hunter & Software Engineer
Israel National Cyber Directorate
- Built custom honeypot and deception environments.
- Developed internal tools to accelerate detection workflows.
- Reverse-engineered malware to extract IOCs and C2 patterns.
Mar 2019 — Oct 2022
Fraud Investigator & Coordinator
MAX
- Investigated fraud patterns across online and POS channels.
- Coordinated rapid response to prevent further abuse.
- Worked with merchants and regulators on AML compliance.
Skills & Certifications
Languages & Development
Python
C
Java
Bash
SQL
Security & Defense
Threat Hunting
Malware RE
Honeypots
Splunk / SPL
Network Forensics
Tools & Platforms
Docker
Kubernetes
AWS
GCP
Linux/Unix
Wireshark
Certifications
- FOR572 — Advanced Network Forensics
- FOR610 — Reverse-Engineering Malware
- CCNA — Cisco Certified Network Associate
Secure Contact
Direct channel available for threat research and engineering work.