ISRO Successfully Launches Q-SAT for Quantum Key Distribution. Science & Technology | Dated: 18 May 2026 The Indian Space Research Organisation (ISRO) perfectly deployed the highly advanced quantum communication satellite, Q-SAT, into orbit. The PSLV-C81 rocket entirely flawlessly executed the commercial launch from the Satish Dhawan Space Centre. 🎯 Key Highlights: The satellite strictly provides highly robust hack-proof encryption links for central bank communications. It carries an incredibly sophisticated entangled photon generator payload. The data will be heavily utilized for protecting national financial data securely. 💡 Other Important Facts: Satellite: Q-SAT. Rocket: PSLV-C81. Focus: Quantum Comm. 📚 Test Your Knowledge: Which highly advanced quantum communication satellite was recently launched completely successfully by ISRO using the PSLV-C81 rocket for secure banking? Correct Answer: Q-SAT 🚀 Quick Recap: About Quantum Key Distribution (QKD) Concept - Secure communication method which implements a cryptographic protocol using quantum mechanics Benefit - Unhackable data transmission