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

EduPrivacy
Educating children about internet privacy
Code
EduPrivacy
Access Control in Vector Databases
Implementation of Role Based Access control in Vector Databases
Code
Access Control in Vector Databases
Securing IoT Communication Protocols at Scale
Adding fine-grained dynamic access controls in large-scale, information-sensitive IoT and IIoT environments based on MQTT Protocols.
Securing IoT Communication Protocols at Scale
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
Scaling Access Control Policies Enforcement for Relational DBMS
Code
Sieve
Tattletale
Detecting and preventing inferences in the presence of data depencies
Code
Tattletale

Latest News

Mar 18, 2025 1 min read
DIPr Lab at PERCOM 2025
DIPr Lab at PERCOM 2025

DIPr lab attends PERCOM 2025 in Washington, D.C.
Feb 7, 2025 1 min read
DIPr Lab at NorthWest Database Society (2025) Meeting
DIPr Lab at NorthWest Database Society (2025) Meeting

DIPr lab members attended the NorthWest Database Society 2025 at University of Washington, Seattle.
Jul 29, 2024 1 min read
CyberPDX 2024
CyberPDX 2024

Dr. Primal Pappachan led the Privacy thread at this year’s CyberPDX camp.
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