Our Background
We are a team of experienced information security consultants and auditors with over 20 years of expertise with a strong dedication to international standardization through ITU-T and ISO for more than 10 years. We specialize in developing and evaluating criteria for Blockchain and cloud services, ISMS, PIMS and information security products and offer comprehensive audit services to identify vulnerabilities and ensure robust security measures.
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Activities
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Technical Board Member of IEEE BCGOVWG (2020.12 ~ Present)
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Working Group Member of P2145 Blockchain Governance Standards (2020.12 ~ Present)
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Rapporteur of ITU/T SG17 Q14 Distributed ledger technology (DLT) security (2017.09 ~ Present)
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Principal investigator of Distributed Ledger Technologies Standard Forum (DLTSF) (2018.05 ~ Present)
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Host of Blockchain International Standardization Workshop (Every year since 2018 by DLTSF)
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Editor of X.sc-dlt (Security controls for distributed ledger technology) (2019.08 ~ Present)
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Editor of TR.sec-manual (Security in telecommunications and information technology (7th edition) (2017.08 ~ Present)
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Editor of X.1412 (Security requirements for smart contract management based on the distributed ledger technology) (2020.08 ~ 2023.04)
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Host of IEEE Standardization Webinar on P2145 Standard for Framework and Definitions for Blockchain Governance (Jul 2022 by DLTSF)
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Project Leader of ISO 23257:2022 (Blockchain and distributed ledger technologies - Reference architecture) (2018.01 ~ 2022.02)
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Presenter of IEEE Blockchain Groups - Asia Pacific Virtual Summit (Nov 2021 by IEEE Asia-Pacific Blockchain Local Group)
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Editor of X.1405 (Security threats and requirements for digital payment services based on distributed ledger technology) (2017.08 ~ 2021.06)
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Panel of ITU event, episode #5: DLT standardization: ITU-T standards and the way forward held (Dec 2020 by ITU)
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Panel of Transcending Borders – Enabling and Supporting Large Scale DLT Infrastructure (Jul 2020 by INATBA)
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Panel of International Forum on the Practice of Blockchain Technology Application: "Blockchain in the Digital Economy" (Oct 2018 by Russia TC 26)
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Presenter and Panel of Trusted Blockchain Summit 2018 (Oct 2018 by CAICT, CCSA, TBI)
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Editor of X.Suppl.13 (Revision of Supplement 13 to ITU-T X.1051 | ISO/IEC 27011:2016) (2017.03 ~2018.09)
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Associate Rapporteur of ITU-T SG 17 Q3 Telecommunications security management (2013.03 ~ 2017.09)
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Editor of ISO/IEC 27011:2016 | X.1051 (Information technology - Security techniques - Code of practice for Information security controls based on ISO/IEC 27002 for telecommunications organizations) (2013.04 ~2016.04)
History
2003-2012
ISACA, Certified Information Security Manager (CISM)
2002-2018
KISA, ISMS Certified Auditor
2007-Present
NIA, Certified Information Systems Auditor
2008-2018
KISA, ISMS Certified Lead Auditor
2008-2018
The Cyber University of Korea, Adjunct Professor
2010-2018
KISA, G-ISMS Certified Lead Auditor
2010-2018
KISA, PIMS Certified Auditor
2010-2018
NIA, Certified Privacy Impact Assessor
2017-2018
Privacy & Security Enhancement Forum, Division Head & Vice-chair
2017
Rewarded Commendation from the Minister of Science and ICT
2000-2005
BSI, BS7799 Provisional Lead Auditor
1999-2012
ISC2 ,Certified Information Systems Security Professional (CISSP)
1995-2012
ISACA, Certified Information Systems Auditor (CISA)
2012-Present
C.E.O. of TCA Services
2018-2021
KISA, Independant Director
2018-Present
Distributed Ledger Technologies Standard Forum (DLTSF), Principal Investigator
2019-Present
KISA, ISMS-P Certified Auditor
2019-Present
TTA PG 1006 Blockchain Core Technology, Vice chair
2020
Rewarded Commendation from the Minister of Science and ICT
2021-Present
Dankook University, Industry-Academia Collaboration Professor