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Locks, agents & walking away

Practical guides on keeping your Mac safe while your screen — and your AI agents — stay visible.

September 22, 2026 · 7 min read

How to Lock Your Mac Keyboard but Keep the Screen On (2026)

macOS has no built-in way to block input while the display stays awake. Here are every workaround — and the one-click way to lock keyboard, mouse and apps with the screen still visible.

September 22, 2026 · 8 min read

Can You Leave Claude Code Running While Away From Your Mac?

Long agent runs shouldn't force a choice between watching progress and locking your machine. How to keep Claude Code visible and working while every input stays locked.

September 22, 2026 · 6 min read

Keyboard Cleaning Mode on Mac: KeyboardCleanTool vs CleanMode vs VibeLock

Three ways to disable your Mac's keyboard and trackpad for cleaning — what each tool locks, what it costs, and which one doubles as a real walk-away lock.

September 22, 2026 · 7 min read

The Unlocked Laptop Problem: Vibe Coding's Biggest Security Hole

Agents run for 20+ minutes while you get coffee — and anyone at your desk owns your shell, your repos and your prompts. A practical threat model for the agentic era, and how to close it.

September 22, 2026 · 5 min read

How to Keep a Video Playing on Your Mac While It's Locked

The macOS lock screen kills your display. Here's how to leave a video, live demo or dashboard visible on screen while keyboard, mouse and every other app stay locked.

October 2, 2026 · 7 min read

Guided Access for Mac: How to Lock a Mac to One App (Kiosk Mode Options, 2026)

macOS has no Guided Access. Compare the real options for locking a Mac to one app — MDM single-app mode, browser kiosk flags, Screen Time and VibeLock's visible-apps lock — and when each fits.

October 3, 2026 · 8 min read

Run Claude Code Overnight on a MacBook: Sleep, Lid, caffeinate and Lock Checklist

An overnight Claude Code run usually fails because the Mac slept, not because of the agent. Power, caffeinate flags, the lid, tmux, notifications, and locking inputs with the screen on, in order.

October 4, 2026 · 8 min read

Toddler-Proof Your Mac: Lock the Keyboard and Trackpad So Kids Can Watch Without Wrecking Things

How to let a child watch a video on your Mac, or sit next to your running agent, without closing, quitting or typing into anything: Guided Access on iPad, full-screen plus hope, and a watch-only lock, with the honest gaps.

October 5, 2026 · 7 min read

Cat on the Keyboard? How to Lock a Mac's Keyboard and Trackpad From Pets While the Screen Stays On

Why the lock screen, the lid and keyboard-cleaning tools do not quite solve a cat on the keyboard, what a pet-proof lock needs (keys, trackpad and mouse blocked, screen on, Touch ID unlock), and how to set it up on a Mac in two minutes.

October 6, 2026 · 7 min read

Let a Colleague Approve a Claude Code Prompt Without Unlocking Your Mac: VibeLock's Visible vs Accessible Trust Levels

How to leave an agent running, lock your Mac, and still let one trusted person approve a permission prompt in one terminal: VibeLock's watch-only and accessible trust levels, what accessible really gives away, the pair-session variant, and the two-minute setup.

October 8, 2026 · 7 min read

Stepping Away From Your MacBook in a Café or Coworking Space: What a Lock Actually Protects (and What It Doesn't)

Theft, screen snooping and someone typing into your session are three different risks. What the macOS lock screen covers, what closing the lid breaks, where a visible-but-locked setup fits, a decision rule for the café, and the honest limit: no software stops a thief.

October 9, 2026 · 7 min read

Leave a Long Export, Render or Upload Running on Your Mac With the Screen On and the Keyboard Locked

Final Cut export, Xcode upload, big Finder copy: how to leave a long job running on a Mac without the screen sleeping or anyone cancelling it. What macOS offers, where it falls short, and a watch-only lock setup.

October 10, 2026 · 6 min read

Turn a Mac Into a Party Jukebox: Keep the Music Playing, Screen On, Keyboard Locked

Lock screen kills the display, leaving it unlocked invites chaos. How to keep Spotify or Apple Music playing on a Mac with the screen on and the keyboard locked, and a variation that lets guests queue songs and nothing else.

October 13, 2026 · 7 min read

Lock a Mac During a Presentation or Class: Keep Slides or a Video on the Projector, Block the Keyboard

The macOS lock screen blanks the projector; leaving the Mac unlocked hands the room your Slack. How to keep slides or a video on screen with every key and click blocked, let one person drive a single app if needed, and unlock with Touch ID.