1. US formally accuses China of hacking US entities working on COVID-19 research

2. Microsoft adds initial support for DNS-over-HTTPS (DoH) in Windows Insiders

3. COVIDSafe update closes denial of service bug and makes notifications optional

4. Securing Linux's master sysadmin command: Sudo

1. Reverse RDP attacks: How to protect your organization

2. AWS CEO urges companies to "hire builders"

3. Intel outlines its 10-year corporate responsibility plan and pandemic response initiative

4. Google Chrome will let you organize your browser tabs and tame the chaos: Here's how