security researchers

Security researchers have recently uncovered a critical technique that could allow attackers to seize Global Administrator access in Microsoft Entra ID, raising significant concerns across the enterprise security landscape. The vulnerability—first reported by Datadog and detailed in the Petri IT...

The Microsoft Security Response Center (MSRC) has once again spotlighted excellence and dedication in its 2025 Q2 Security Researcher Leaderboard, reinforcing its status as a linchpin in the global effort to secure Microsoft's vast ecosystem. Each quarter, the security community—comprising...

In a move that underscores its commitment to cybersecurity, Microsoft has expanded its Copilot bug bounty program to include more consumer products while simultaneously increasing payouts for medium-severity vulnerabilities. This strategic update demonstrates the tech titan’s proactive stance in...

We have tabulated the results from April-June 2018. The Top 5 Bounty Hunters for Q4 are now in. As with our list from Q3, we want to recognize both the leaders in payouts and in number of successful submissions. We appreciate the hard work and dedication of the following individuals and...

Today, Microsoft triaged a large release of exploits made publicly available by Shadow Brokers. Understandingly, customers have expressed concerns around the risk this disclosure potentially creates. Our engineers have investigated the disclosed exploits, and most of the exploits are already...

We’re determined to make Microsoft Edge the safest and most secure browser. Over the past two years, we have been continuously innovating, and we’re proud of the progress we’ve made. This is reflected by Microsoft Edge having the fewest vulnerabilities of any major browser on Windows since our...

At Microsoft, we continue to add new properties to our security bug bounty programs to help keep our customer’s secure. Today, I’m pleased to announce the addition of Microsoft OneDrive to the Microsoft Online Services Bug Bounty Program. This addition further incentivizes security researchers...