Fourth Amendment like protection (unreasonable searches and seizure) rejected by the CAD
MP Sharma — refusal to import a right against search and seizure of documents
Kharak Singh — Secret picketing, domiciliary visits, equiries into habits and associations
“it is true our Constitution does not expressly declare a right to privacy as a fundamental right, but the said right is an essential ingredient of personal liberty." Subba Rao J. (dissenting)
R M Malkani - telephone tapping
Early seeds of targeted and specific surveillance
Gobind and after
Gobind — picketing and domiciliary visits
Compelling state interest, Narrow tailoring
Move from a propertarian view of privacy (persons and not places)
Malak Singh — inclusion in the surveillance register
PUCL — telephone tapping
Collector v. Canara Bank — search and seizure of private records
"The possibility of any wild exercise of such power may be remote but then on the framing of the [provision]...the possibility cannot be ruled out."
Principles for Surveillance governace
Valid legislative backing
Legitimate Aim
Necessity - strictly and demonstrably necessary to achieve a legitimate aim
Proportinality - high degree of probability that a serious crime or specific threat, less invasive techniques have been exhausted or would be futile
Judicial review
Due Process - fair and public hearing within a reasonable time