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Károly Arnhoffer has extensive work experience in various roles within the technology and information security industry. Károly started their career at eCron Informatika Ltd. in 2003 as a Software Developer, where they were responsible for designing, developing, testing, and documenting document handling and workflow management software. Károly also integrated image processing components and provided deployment and customer support.

In 2008, Károly joined Ericsson as a Software Developer, where they primarily worked on developing a security-intensive customer network access system (RSG) using Perl, C, shell scripts, and GNU Make. Károly also customized, hardened, and administered FreeBSD and OpenSSH. Over the years, they progressed within the company and took on roles such as Team Leader, System Architect, and Product Owner. In these roles, they led development teams, performed low-level design, and managed product strategy, requirement analysis, and release planning.

In 2014, Károly transitioned into the role of Security Architect at Ericsson, where they were responsible for designing the security architecture of a customer network access system (CAS). Károly also improved and maintained the information security awareness of the staff, ensuring compliance with ISO/IEC 27001 standards. Later, they became a Security Auditor, conducting information security compliance checks and audits of corporate information systems.

In 2017, Károly joined OPSWAT as a Product Manager, where they were responsible for overseeing the product development and strategy. Károly later advanced to the role of Director of Product Management, where they continued to drive product initiatives and manage the product roadmap.

Overall, Károly Arnhoffer has demonstrated expertise in product management, software development, security architecture, and information security compliance throughout their career.

Károly Arnhoffer began their education at Lovassy László Grammar School from 1994 to 1998, where they studied Informatics. Later, from 1998 to 2003, they pursued a Master of Science (MSc) degree in Information Technology at Budapest University of Technology and Economics. In terms of additional certifications, Károly obtained the Certified Information Systems Auditor (CISA) certification from ISACA in September 2016. In March 2013, they earned the Certified Scrum Product Owner (CSPO) certification from Scrum Alliance. Lastly, in April 2019, Károly obtained the Certified Information Security Manager (CISM) certification from ISACA.