Database & Internet Privacy


The Database & Internet PRivacy - DIPr (pronounced as Dipper or Dipper) Lab at Portland State University studies privacy challenges within data management and Internet technologies.

Lab Projects

PaPrica-PS: Fine-Grained, Dynamic Access Control Policy Enforcement for Pub/Sub Systems
Adding fine-grained dynamic access controls in large-scale, privacy- and information-sensitive environments such as MQTT-based IIoT networks.
PaPrica-PS: Fine-Grained, Dynamic Access Control Policy Enforcement for Pub/Sub Systems
My Privacy Awareness Learning Games (MyPAL Games)
Educating children about internet privacy
Code
My Privacy Awareness Learning Games (MyPAL Games)
Fine Grained Access Control in Vector Databases
Implementation of Fine Grained Access control in Vector Databases
Code
Fine Grained Access Control in Vector Databases
Accord
Constraint-driven Mediation of Multi-user Conflicts in Cloud Services
Code
Accord
BL(u)E CRAB
A User-Centric Framework for Identifying Suspicious Bluetooth Trackers
Code
BL(u)E CRAB
Sieve
Scalable Enforcement of Fine Grained Access Control Policies in Relational Database Management Systems
PDF Code
Sieve
Tattletale
Detecting and preventing inferences in the presence of data depencies
Code
Tattletale

Latest News

Feb 16, 2026 2 min read
UR2PhD program acceptance
UR2PhD program acceptance

Ambika and Nico accepted into the UR2PhD program for Spring 2026
Jan 28, 2026 0 min read
Data Privacy Day 2026
Data Privacy Day 2026

The DIPr Lab Newsletter for Data Privacy Day
Dec 9, 2025 2 min read
Thesis Defense - Dylan Conklin
Thesis Defense - Dylan Conklin

Dylan Conklin Defends is M.S. Thesis About BL(u)E CRAB
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