As part of Key Initiative 1 IFLA is working on library privacy issues.

And now IFLA has become a signatory to the International Principles on the
Application of Human Rights to Communications Surveillance
https://en.necessaryandproportionate.org/text

The document spells out how existing human rights
law applies to modern digital surveillance and gives civil society
groups, industry, lawmakers and observers a benchmark for measuring
states’ surveillance practices against long-established human rights
standards.