Saudi authorities will use drones, AI and other tech for safety at this year's Hajj pilgrimage. But this increases other risks — for data privacy, hackers and of turning a spiritual journey into a ...

Besides, blockchain can automate vote counting and tallying. Since votes are stored securely and recorded in real-time, they ...

Saudi authorities will use drones, AI and other tech for safety at this year's Hajj pilgrimage. But this increases other risks — for data privacy, hackers and of turning a spiritual journey into a ...