ACRONYMS
Acronyms in the area of signal intelligence, interception and related issues
COMINT - Communication Intelligence
Communication Intelligence is a Military/Intelligence Termin for any technical interception way to obtain Data from Telecommunication.
DR - Data Retention
Recording of all telecommunication traffic data (who calls who when and from where) but not call content
LI - Lawful Interception
"Lawful Interception" is an Euphemism for build-in Interception capabilities in compliance with legal framework regulating this. Trouble: This type of legal framework doesn't exist in some countries and what is "Lawful" is defined by a single person aka the head of the government
SIGINT - Signals Intelligence
Signals Intelligence is a Military/Intelligence Term for all kinds of _TECHNICAL_ Interception ways (passive, active, through build-in or external technical measures) not limited to COMINT (communications intelligence) which is a subcategory of SIGINT