Crescent network dev - tendermint team korea( emeris, GDEX) - infraSec - backend dev/blockchain dev bharvest - ciso cyberone - Security Penetration Tester / Security consulting / blockchain devops - Cosmos GOS never jail group - Cosmos GOZ Liveness winners - Contribution to the polkadot monitoring(prometheus) system - 2019 hackatom NONCE A Team (NO.1 st) - 2020 secret-network(cosmwasm) hackton standing statue (NO.2 st) - 2020 terra-network hackton standing statue(cosmwasm) (NO.2 st) - KOREA Hanwha Dreamin Hackathon Mentor (No.1 st) - Chain Nodes Operation(COSMOS, IRIS, KAVA, TERRA, SECRET, BAND, INJECTIVE, POLKADOT, ChainLINK etc..) - ZK rollup go-lang Implement - COSMOS HUB AMM Participation in implementation -------------------------- Security penetration test - Hunting for vulnerabilities of various Korean financial companies - Web/App/Internal Infrastructure Vulnerabilities - Based on OWASP and Korea's representative vulnerability checklist - "Red Team" in the Air Force - Airforce hackingdefense competitions, WhiteHatContest , HDCON, CODE GATE, DEF CON Participation ("Cryon") participatory project( ISMS, Electronic Financial Law, Security sincerity) - WEB/MOBILE/CS - T-monet penetration test - YES24 penetration test - Hyundai Capital/Commercial/Card penetration test - Interpark penetration test - DBlife(Dongbu Group) penetration test - SBI Savings bank penetration test - PL - eugen Investment securities bank penetration test (WTS/HTS/MTS) - Korea Credit Guarantee Fund penetration test - MetLife penetration test - PL - BNK Savings bank penetration test - Hanacard penetration test - PM