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Message authentication code. In cryptography, a message authentication code ( MAC ), sometimes known as an authentication tag, is a short piece of information used for authenticating and integrity -checking a message. In other words, to confirm that the message came from the stated sender (its authenticity) and has not been changed (its integrity).
Viewing individual printers' queues was moved to a Printer Proxy application. Remote Install Mac OS X. Remote Install Mac OS X was a remote installer for use with MacBook Air laptops over the network. It could run on a Mac or a Windows PC with an optical drive. A client MacBook Air (lacking an optical drive) could then wirelessly connect to the ...
Mac OS X succeeded classic Mac OS, the primary Macintosh operating system from 1984 to 2001. Its underlying architecture came from NeXT 's NeXTSTEP, as a result of Apple's acquisition of NeXT, which also brought Steve Jobs back to Apple. The first desktop version, Mac OS X 10.0, was released on March 24, 2001.
1. Hold down the Command and Option keys, and then tap the esc key on your keyboard to launch the Force Quit Applications window. 2. In the Force Quit Applications window, select any program except Finder, and then click Force Quit. 3. Repeat these steps until the Force Quit Applications window lists only Finder, and then close the window.
The Mac, short for Macintosh (its official name until 1999), is a family of personal computers designed and marketed by Apple. The name Macintosh is a reference to a type of apple called McIntosh. The product lineup includes the MacBook Air and MacBook Pro laptops, and the iMac, Mac Mini, Mac Studio, and Mac Pro desktops.
Multiply–accumulate operation. In computing, especially digital signal processing, the multiply–accumulate ( MAC) or multiply-add ( MAD) operation is a common step that computes the product of two numbers and adds that product to an accumulator. The hardware unit that performs the operation is known as a multiplier–accumulator ( MAC unit ...
Keychain Access Help. Keychain is the password management system in macOS, developed by Apple. It was introduced with Mac OS 8.6, and has been included in all subsequent versions of the operating system, now known as macOS. A Keychain can contain various types of data: passwords (for websites, FTP servers, SSH accounts, network shares, wireless ...
Opera – free, proprietary, Chromium-based. Safari (web browser) – built-in from Mac OS X 10.3, available as a separate download for Mac OS X 10.2. SeaMonkey – open source Internet application suite. Shiira – open source. Sleipnir – free, by Fenrir Inc. Tor (anonymity network) – free, open source.