Secret-Chats in Telegram use end-to-end encryption, which is meant for people who are concerned about the security and privacy of their chat history. The messages can be read only by sender and receiver, and not even Telegram administrators have the encryption keys necessary to read any chats. From the Telegram FAQ.

CVE-2021-22116, CVE-2021-33175, and CVE-2021-33176 are denial of service vulnerabilities in three popular open source message broker applications.

Not long ago, we’d say “slack” to describe not working, as in “slacking on the job.” With the advent of the Slack app, though, the term has become synonymous with productivity. And Slack’s ability to work in tandem with hundreds of applications makes this popular team communication and collaboration tool even more useful.

Egnyte is committed to building an ecosystem of solutions that help organizations collaborate more effectively and securely. Our ongoing work with Microsoft Teams, which already includes Egnyte capabilities through Collaboration Tab and Messaging Extension, is an important part of this goal.