^ 'Technical support for old versions of Norton Utilities is expired'.

Cupertino, CA, USA: Symantec Corporation.

^ 'New Norton Utilities 4.0 the Most Effective, Intelligent Problem-Solving Tool Yet' (Press release).

^ 'Symantec Hosts Norton Utilities 'Bug-A-Thon' Showdown Between USC and UCLA' (Press release).

^ 'Windows 98 Tips and Tricks By Ed Ellers'.

^ 'Symantec Announces Norton Utilities 3.0 for Windows 95' (Press release).

^ 'How to use Norton Utilities on a home network'.

'About MS-DOS Defragmenter' also states, 'Technology from the Norton Utilities'

^ 'PERSONAL COMPUTERS A Remarkable Disk Doctor'.

Also Norton eventually abandoned Disk Doctor as they didn't really understand how it worked so couldn't actually support it for users. He claimed proof in that random numbers he generated for BIOS checking were left unchanged in Disk Doctor presumably because Norton's software engineers didn't know their purpose. This, he says, occurred after he refused to accept Peter Norton's bid to purchase SpinRite from him.

Other names may be trademarks of their respective owners.In June 2018 Steve Gibson alleged in his weekly podcast 'Security Now!', that Norton's Disk Doctor was not created by Norton but instead was reverse engineered from his ubiquitous SpinRite software without permission or attribution. The Android robot is reproduced or modified from work created and shared by Google and used according to terms described in the Creative Commons 3.0 Attribution License. Microsoft and the Window logo are trademarks of Microsoft Corporation in the U.S. Alexa and all related logos are trademarks of, Inc. App Store is a service mark of Apple Inc.

Mac, iPhone, iPad, Apple and the Apple logo are trademarks of Apple Inc., registered in the U.S. Android, Google Chrome, Google Play and the Google Play logo are trademarks of Google, LLC. Firefox is a trademark of Mozilla Foundation. or its affiliates in the United States and other countries. NortonLifeLock, the NortonLifeLock Logo, the Checkmark Logo, Norton, LifeLock, and the LockMan Logo are trademarks or registered trademarks of NortonLifeLock Inc. LifeLock identity theft protection is not available in all countries.Ĭopyright © 2022 NortonLifeLock Inc. The Norton and LifeLock Brands are part of NortonLifeLock Inc.

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