Education

Security word over a beacon on a Macbook pro screen
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Apple’s First Background Security Improvement (BSI) for macOS, iOS, & iPad: What IT Admins Need to Know

Apple today shipped its first-ever Background Security Improvement (BSI) — a new, lightweight security patching mechanism that replaces the old Rapid Security Response (RSR) system, which was discontinued in 2023. The update patches a WebKit vulnerability affecting Safari on Macs, iPhones, and iPads, and it does so without requiring a full OS restart.  If you…