7x Second Security [18-July-2022]
Using Microsoft Products?
Do this: Patch and update immediately.
Why: Microsoft recently released 86 patches addressing multiple security vulnerabilities across an array of their products.
Additional Info: https://krebsonsecurity.com/2022/07/microsoft-patch-tuesday-july-2022-edition//
Using Microsoft Office 365?
Do this: For now, it is recommended to take extra precaution when interacting with unexpected or unprovoked emails. Be on the lookout for further updates from Microsoft.
Why: Attackers have launched a massive phishing campaign that allows them to steal credentials by hijacking Office 365's authentication process, even if MFA is enabled.
Additional Info: https://threatpost.com/large-scale-hishing-bypasses-mfa/180212//
Using AMD and Intel Microprocessors?
Do this: Read through the software mitigations guides recently released by both AMD and Intel for specific recommendations.
Why: Attackers can trick the processor into accessing arbitrary locations to obtain access to sensitive information.
Additional Info: https://thehackernews.com/2022/07/new-retbleed-speculative-execution.html/