Assertion: cryptography | /r/CapableOf | focus conversion of messages
Facets:
value: from a comprehensible form
type: MANNER
value: into an incomprehensible one
type: OTHER
value: before the modern era
type: TEMPORAL
value: on message confidentiality
type: TRANSITIVE-OBJECT
Source sentences:
text: Before the modern era, cryptography focused on message confidentiality — conversion of messages from a comprehensible form into an incomprehensible one and back again at the other end, rendering it unreadable by interceptors or eavesdroppers without the key needed for decryption of that message.