Bleeping Computer | "Microsoft has released a new update for Windows Defender that has broken both the Quick and Full antivirus scans. When users use these scan options, Windows Defender will only scan approximately 40 files," writes Lawrence Abrams.

ZDNet | The details of over 24.3 million Lumin PDF users were shared on a hacking forum, ZDNet has learned. The hacker said they leaked the company's data after Lumin PDF administrators failed to answer his queries multiple times over the past few months. Lumin PDF is a little-known cloud-based service that lets users view, edit, and share PDF files using a web-based dashboard, inside a browser extension, or via the company's mobile apps.

Neowin | Enterprise customers will now be able to access Oracle Cloud Applications through a conversational AI experience in Teams.

Mic | You want peace of mind knowing that those bits of private information in your Slack messages are going to remain private. So, just how secure are the conversations that you're having on Slack?

Computerworld | If you want to speed up Windows 10, take a few minutes to try out these tips. Your machine will be zippier and less prone to performance and system issues.

MakeUseOf | If your Mac is feeling sluggish, upgrading the RAM is a great tweak to make. MakeUseOf looks at which Mac models allow RAM upgrades, where to buy Mac RAM, and how to actually upgrade the RAM on your device.

G Suite Updates | Google is opening a public beta so G Suite, Google Cloud Platform (GCP), and Cloud Identity admins can set a fixed session duration for specific apps and services.

Several People Are Typing | Shared channels is a new feature that allows Slack teams in different organizations to use Slack to collaborate together as easily and productively as they do internally. It’s officially out of beta and available for all paid plans.