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חנן טויזר
Partner, Head of IT audit and Advisory Department Fahn Kanne Control Management Ltd.

Hanan Twizer


Hanan Twizer, CPA (Isr.) is a certified information systems auditor (CISA) and is the manager of the firm’s information systems and cyber department. Mr. Twizer has over twenty years experience in these fields, rendering services to public and private companies, government companies, government ministries, etc., in a variety of information system and cyber areas, such as: DRP, BCP, intrusion testing, consulting on the installation and implementation of systems, supply chain, SOC2, CCPA and GDPR services, etc.

Areas of expertise

  • A wide variety of projects in Israel and abroad on the following issues: information systems strategy, risk assessments in information systems, information and cyber security, segregation of duties, computer support, business continuity plans, disaster recovery plans, computer infrastructure procurement, checking system controls, consulting on installation and implementation of new information systems, supplier reviews, consulting, preparation and instruction on adapting to new regulations, including SOX Sec 302 and ACT 404, protecting confidentiality, managing audits and analysis of data through the use of computerized tools, etc.
  • Consulting for companies involved in HIPAA, SOC1, SOC2, SOC3, SSAE18 and ISAE3402 processes.
  • Consulting for companies on compliance with Israeli Privacy Protection Regulations, the European GDPR and the U.S. CCPA.


2008: CISA course, information systems auditing, ISACA, U.S.

2007: Completion of practical experience requirement of the Israeli Auditors Council

2002- 2006: External accounting studies, Ramat Gan College

2003: Training on the clinical modules for hospital management of the SAP system, at a company called MIT

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