Alternative form of cryptoanarchy [The use of cryptography to enable individuals to make consensual economic arrangements and transcend national boundaries.]

Secretly practicing Judaism under persecution.

Secretly supports authoritarian, extreme right-wing ideologies.

Hidden adherence to Calvinist doctrines.

Alternative spelling of cryptocurrency [A digital currency based on a cryptographic system, usually having no central issuing or regulating authority.]

a Swiss company specialising in communications and information security founded by Boris Hagelin in 1952.

Attempts, unofficially dubbed the "Crypto Wars", have been made by the United States and allied governments to limit the public's and foreign nations' access to cryptography strong enough to thwart decryption by national intelligence agencies, especially the National Security Agency.

National Cyber and Crypto Agency (abbreviated as BSSN), is Indonesia's primary signal intelligence agency, as well as cyber intelligence, cyber threat intelligence, cyber defense, and cyber security agency.