About Us

Who We Are

Greschitz Management GmbH with its headquarter in Vienna, Austria is a service company, specialized in information security, which provides consulting and training services through proven experts in all areas designing and realizing information security for modern IT based systems and infrastructure.

The range of product gets complemented by security concepts, risk analysis services and security audits as well as solutions for content security, identity management and secure remote access. Services such as security advisory, installation, implementation and troubleshooting.

Acting as a training center for several well-known, market leading and recognized IT security vendors in the past Greschitz Management GmbH got a huge amount of experience in offering professional services also on the field of IT education. Regarding information about our services, please follow the link below.

Services and Products


Our Root-CA Certificate and our Certificate Revocation List (CRL) can be downloaded here for use with secure data transfer and validation.