How to perform useful tasks and upgrades..
Reduce the chances of security breaches..
Use high quality passwords, identities, logins conveniently..
Learn about Activity Monitor and understand how CPU cores, processes, memory use, and software scalability affect performance..
Reviews of various hardware and software..
2023-04-19 WSJ: The iPhone Setting Thieves Use to Lock You Out of Your Apple Account
2023-02-26 Legal Tort Liability to Require Email for Login ID?
2023-02-26 Is Your Password Known to Hackers?
2023-02-25 Apple iOS: Your Digital Life Stolen if Passcode Compromised? How it Works
2023-02-25 2-Factor Authentication (2FA) for Securing your Computer of Phone or Tablet Logins
2023-02-25 WSJ: A Basic iPhone Feature Helps Criminals Steal Your Entire Digital Life
2023-02-25 Using a Password Manager or Any Stored Passwords on a Portable Device is a Terrible Idea?
2023-01-07 One Strong Reason (Literally!) that 1Password is the Best Choice for a Password Manager for most of us
2023-01-02 Why Passkeys Will Be Simpler and More Secure Than Passwords
2023-01-01 How to Create a Password System You Can Live With
2022-11-09 macOS Monterey Locks Me Out of my 2019 Mac Pro after Shutown/Reboot, Both Admin Accounts Kaput
2022-03-02 macOS Monterey Locks Me Out of my 2019 Mac Pro after Reboot, Repudiating my Login Password
2021-10-04 macOS Big Sur Locks Me Out of my 2019 Mac Pro after Kernel Panic, Repudiating my Login Password
2019-11-17 Apple iPhone Face Recognition: Amazingly Seamless but Fails in Dim Light (UPDATED with ideas to try)
2019-03-01 Apple Apparently IGNORES Researcher’s Report of 0-Day Exploit for macOS KeyChain
2019-02-04 Can you Trust Apple with Anything at All? Claimed 0-Day Exploit for Stealing Every Password in Your Keychain on macOS Mojave and earlier macOS
2018-12-11 Using Apple FileVault for Data Security
2018-11-18 Beware of Phishing Based on Fear of Secret Porn Behavior and Real Password Compromise
2018-05-21 The Internet of Things (IoT) Poses Huge Numbers of Worldwide Security Risks, Large and Small
2018-04-28 Apple’s Problems with Severe Security Bugs Continue
2018-01-10 Nasty macOS High Sierra Bug: Unlock AppStore Preferences with *any* Password
2017-11-30 Perspective on Apple Core Rot Over Some Years
2017-11-28 The Most Serious Apple Software Quality Failure Yet: Logging-in 'root' without any password
2017-10-06 macOS HighSierra: New Security Behavior includes a new Zero Day Exploit (kernel level compromise) and Dumping User Passwords
2017-10-05 macOS HighSierra: Brief Use Brings Relief in a Way: Worth Ignoring for a While
2017-05-10 Security: Phishing Email Purporting to be a Password Reset Notification
2017-03-28 Caution on macOS 10.12.4: sudo is broken, sudo hangs before password for nearly 5 minutes
2017-01-30 Security: Phishing Email Purporting to be a Password Reset Notification
2016-11-18 2016 MacBook Pro: the Touchbar Already Saving Me Time
2016-09-23 Half a BILLION User Accounts Compromised
2016-09-20 macOS Sierra: Severe Apple Mail Performance Problems
2015-09-14 Security is only as good as its implementation (or as bad as its incompetent implementation)
2015-08-16 Apple ID Account Hassles Continue
2015-06-30 UPDATE: Your Passwords are at Risk with OS X and iOS?
2015-06-18 All your passwords at risk with OS X and iOS, and Apple Sits on the Problem
2015-01-13 Newfangled Popup Password Dialogs Defeat Password Managers
2014-11-25 A Pseudo-Security Trend: Password Reset and Locked Accounts
2014-10-15 Unlovely: Password Negligence at Financial Institutions
2014-10-15 Lovely: Long Ugly Passwords
2014-10-14 The 'Cloud' Remains a Huge and Tempting Target for Hackers
2014-10-13 Recommended: 1Password for Both Higher Security and Convenience
2014-09-07 Don’t Assume that a Password Manager is Safe, Auto-Fill for Password a Bad Idea
2014-03-03 How to Choose a Secure Password
2013-10-03 Security Breach at Adobe for 2.9 MILLION Customers
2013-03-31 So You Actually Trust Your Sensitive Data to Apple’s iCloud ?
2011-10-21 Forgot the Mac’s Admin Password?