Akram, Hafiz Zubair. 2026. “Security Challenges in Distributed Big Data Systems: Everyday, Distributed Big Data Systems Take Trillions of Records and Events. These Systems Store the Most Sensitive Records of Government, Bank and Hospitals. Everyday Those Systems Are Attacked by Threat Actors Can We Avoid This? Security of Big Data System Is Most Critical Challenge of Modern Era”. PakTech Today 1 (13):347-51. https://pakjournals.com/ojs/index.php/ptt/article/view/248.