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New Microsoft Teams is twice as fast, available for all in June

Microsoft has unveiled a faster and redesigned version of its Microsoft Teams communication and collaboration software that has begun rolling out to Windows users today as a preview release. [...]

https://www.bleepingcomputer.com/news/microsoft/new-microsoft-teams-is-twice-as-fast-available-for-all-in-june/
New MacStealer macOS malware steals passwords from iCloud Keychain

A new info-stealing malware named MacStealer is targeting Mac users, stealing their credentials stored in the iCloud KeyChain and web browsers, cryptocurrency wallets, and potentially sensitive files. [...]

https://www.bleepingcomputer.com/news/security/new-macstealer-macos-malware-steals-passwords-from-icloud-keychain/
Exchange Online to block emails from vulnerable on-prem servers

Microsoft is introducing a new Exchange Online security feature that will automatically start throttling and eventually block all emails sent from "persistently vulnerable Exchange servers" 90 days after the admins are pinged to secure them.  [...]

https://www.bleepingcomputer.com/news/security/exchange-online-to-block-emails-from-vulnerable-on-prem-servers/
Latest news and stories from BleepingComputer.com
Exchange Online to block emails from vulnerable on-prem servers

Microsoft is introducing a new Exchange Online security feature that will automatically start throttling and eventually block all emails sent from "persistently vulnerable Exchange servers" 90 days after the admins are pinged to secure them.  [...]
Latitude Financial data breach now impacts 14 million customers

Australian loan giant Latitude Financial Services (Latitude) is warning customers that its data breach is much more significant than initially stated, taking the number of affected individuals from 328,000 to 14 million. [...]

https://www.bleepingcomputer.com/news/security/latitude-financial-data-breach-now-impacts-14-million-customers/
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Newly exposed APT43 hacking group targeting US orgs since 2018

A new North Korean hacking group has been revealed to be targeting government organizations, academics, and think tanks in the United States, Europe, Japan, and South Korea for the past five years. [...]

https://www.bleepingcomputer.com/news/security/newly-exposed-apt43-hacking-group-targeting-us-orgs-since-2018/
Crown Resorts confirms ransom demand after GoAnywhere breach

Crown Resorts, Australia's largest gambling and entertainment company, has confirmed that it suffered a data breach after its GoAnywhere secure file-sharing server was breached using a zero-day vulnerability. [...]

https://www.bleepingcomputer.com/news/security/crown-resorts-confirms-ransom-demand-after-goanywhere-breach/
Microsoft brings GPT-4-powered Security Copilot to incident response

Microsoft today announced Security Copilot, a new ChatGPT-like assistant powered by artificial intelligence that takes advantage of Microsoft's threat intelligence footprint to make faster decisions during incident response and to help with threat hunting and security reporting. [...]

https://www.bleepingcomputer.com/news/microsoft/microsoft-brings-gpt-4-powered-security-copilot-to-incident-response/
Windows 11 KB5023778 update adds promotions to the Start menu

Microsoft has released the optional March 2023 non-security preview update for Windows 11 that comes with a search box that matches the current color scheme and, unfortunately, with Start menu ads the company describes as "notifications for Microsoft accounts." [...]

https://www.bleepingcomputer.com/news/microsoft/windows-11-kb5023778-update-adds-promotions-to-the-start-menu/
WiFi protocol flaw allows attackers to hijack network traffic

Cybersecurity researchers have discovered a fundamental security flaw in the design of the IEEE 802.11 WiFi protocol standard, allowing attackers to trick access points into leaking network frames in plaintext form. [...]

https://www.bleepingcomputer.com/news/security/wifi-protocol-flaw-allows-attackers-to-hijack-network-traffic/