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  2. Message authentication code - Wikipedia

    en.wikipedia.org/wiki/Message_authentication_code

    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).

  3. PowerBook 5300 - Wikipedia

    en.wikipedia.org/wiki/PowerBook_5300

    Connectors behind back panel and IR sensor. The PowerBook 5300 is the first generation of PowerBook laptops manufactured by Apple Computer to use the PowerPC processor. Released in August 1995, these PowerBooks were notable for being the first to feature hot-swappable expansion modules for a variety of different units such as Zip drives; PC ...

  4. Macintosh II - Wikipedia

    en.wikipedia.org/wiki/Macintosh_II

    Macintosh II. The Macintosh II is a personal computer designed, manufactured, and sold by Apple Computer from March 1987 to January 1990. Based on the Motorola 68020 32-bit CPU, it is the first Macintosh supporting color graphics. When introduced, a basic system with monitor and 20 MB hard drive cost US$5,498 (equivalent to $14,750 in 2023).

  5. Emails in AOL Mail cannot be unsent - AOL Help

    prod.origin.help.aol.com/articles/recall-or...

    The ability to recall or unsend an email is not available in AOL Mail, because we provide a web-based service which sends messages instantly and once you send an email message, it's gone from your email server and out of our control. If you're unsure about sending an email, save the message to think things over, then send it later. Oct 28, 2023.

  6. Emails in AOL Mail cannot be unsent

    help.aol.com/articles/recall-or-unsend-an-email...

    The ability to recall or unsend an email is not available in AOL Mail, because we provide a web-based service which sends messages instantly and once you send an email message, it's gone from your email server and out of our control. If you're unsure about sending an email, save the message to think things over, then send it later. Feedback.

  7. AOL Mail Help - AOL Help

    help.aol.com/products/new-aol-mail

    You've Got Mail!® Millions of people around the world use AOL Mail, and there are times you'll have questions about using it or want to learn more about its features. That's why AOL Mail Help is here with articles, FAQs, tutorials, our AOL virtual chat assistant and live agent support options to get your questions answered.

  8. AOL Mail for Verizon Customers - AOL Help

    help.aol.com/products/aol-mail-verizon

    Call live aol support at. 1-800-358-4860. Get live expert help with your AOL needs—from email and passwords, technical questions, mobile email and more.

  9. MacBook Pro - Wikipedia

    en.wikipedia.org/wiki/MacBook_Pro

    The M1 13-inch MacBook Pro was released alongside an updated MacBook Air and Mac Mini as the first generation of Macs with Apple's new line of custom ARM-based Apple silicon processors. [114] This MacBook Pro model retains the same form factor/design and added support for Wi-Fi 6 , USB4 , and 6K output to run the Pro Display XDR . [ 115 ]