Find the current affairs of 01 June 2026. Stay updated with the most important news and events that have occurred on this day. Our daily current affairs updates are carefully curated by GK and Current Affairs experts, ensuring that you receive accurate and relevant information to enhance your competitive exam preparation.
Each update is designed to provide you with a comprehensive overview of the day’s key happenings, including political developments, economic news, technological advancements, and significant social events.
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Highlights of Current Affairs 01 June 2026
- The Department of Science and Technology (DST) has released a roadmap to build a quantum-safe digital ecosystem in India to protect critical systems from future quantum computing threats.
- Quantum computers using Shor’s Algorithm could break current public-key cryptography, posing risks to banking, defence, government databases, and digital transactions.
- Q-Day refers to the future point when quantum computers become powerful enough to crack existing public-key encryption systems.
- The DST recommends migrating critical sectors such as defence, banking, telecom, and energy to Post-Quantum Cryptography (PQC) by 2029, while other organizations should transition by 2033.
- PQC is a software-based security solution designed to remain secure against both classical and quantum computer attacks with minimal infrastructure changes.
- Quantum Key Distribution (QKD) uses quantum mechanics to exchange encryption keys securely and can instantly detect any interception attempt.
- Scientists using Chandrayaan-2’s DFSAR instrument have found strong evidence of subsurface water ice near the Moon’s south pole, particularly within the Faustini Crater region.
- The study identified that a combination of high Circular Polarization Ratio (CPR) and low Degree of Polarization (DOP) can serve as reliable indicators of buried lunar ice deposits.
- India and Singapore held the 16th Defence Policy Dialogue to strengthen defence cooperation, maritime security, military exercises, and strategic engagement in the Indo-Pacific region.
- According to the WMO, global temperatures are expected to remain at record or near-record levels during 2026–2030, with a 91% chance of at least one year temporarily exceeding the 1.5°C warming threshold.
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