The US, European Union, the UK, and NATO countries have expressed concerned over China's numerous cyberattacks on businesses, maritime, aviation, defense, education, and healthcare sectors.
President Joe Biden's executive order comes after a crippling ransomware attack on Colonial Pipeline led to widespread fuel shortages. It will take several days for operations to normalize.
Colonial Pipeline may have been using an outdated version of Microsoft Exchange when it was targeted by a ransomware attack last week. Pipeline operators were warned about potential attacks in 2020
Microsoft has published a detailed advisory, recommending customers to keep their Exchange Server instances updated at all times and to plan maintenance windows to apply security patches.
Microsoft has released a new set of security updates for numerous Exchange Server versions following the discovery of certain security flaws. Exchange Online once again contains protections already.
Microsoft has announced that based on the telemetry data it has been observing from 400,000 on-premises Exchange Server IPs, 92% have applied patches to mitigate the ongoing security vulnerabilities.
Microsoft has enabled Defender Antivirus to automatically mitigate a recent vulnerability in on-premises Exchange server instances. This acts only as a temporary workaround to break the attack chain.
Microsoft has published another advisory regarding ongoing Exchange server attacks, stating that it is pushing emergency updates to patch vulnerabilities in certain out-of-support software as well.
The week brought us Ignite news, Exchange on-prem vulnerability news, and even some expected Insider build news. Make sure to catch up with everything that happened via our handy overview.
Microsoft has revealed that on-premises Exchange servers are under attack from a state-sponsored group operating from China and utilizing 0-day exploits. Exchange Online is safe from the threat.
Microsoft has announced that it will enforce throttling for Exchange mailboxes which receive over 3,600 messages per hour. This threshold was previously treated as a "soft limit" by the company.
Microsoft today announced that its Office 2019 server products are available, almost a month after the standard Office 2019 products launched. These include Exchange, Skype for Business, and more.
Moscow is removing Outlook and Exchange Server from 6,000 systems - and hints at plans to remove Windows and Office from up to 600,000 PCs and servers - as Russia focuses on domestic IT solutions.
Microsoft has rolled out its first preview of Exchange Server 2016, bringing a huge range of improvements, including better performance and reliability, and big changes for the Outlook Web App.