Employees, firms and the Hellenic Competition Commission are required to respect confidential information. Secondarily, art. 747 of Civil Code regarding partnerships, along with Law 4548/2018 (Article 98) and art. 20 of Law 3190/1955 concerning limited liability companies refer to the duty of loyalty for partners and employees, which is found to also cover confidentiality of information. Note the EU Directive 2016/943 on harmonisation the protection of undisclosed know-how and business information (trade secrets) came into force in July 2016. Transposition must be completed before June 2018. Use or disclosure of the trade secret without the owner’s consent is unlawful if it is in breach of a confidentiality agreement.See: http://eur-lex.europa.eu/legal-content/EN/TXT/?uri=uriserv:OJ.L_.2016.157.01.0001.01.ENG&toc=OJ:L:2016:157:TOC