Use Cases & Guides

Step-by-step guides for ZeroLatch features and practical security tutorials.

14 articles

Source Protection and Dead Man's Switches: A Journalist's Threat Model

Threat-model delayed source-protection delivery across metadata, consent, recipient compromise, false release and editorial verification.

9 min

Lone Worker and Bushwalker Safety App vs Dead Man's Switch

Compare lone-worker and bushwalker safety apps with delayed document handover, including check-ins, PLBs, SOS, location and escalation.

8 min

Build vs Buy a Digital Dead Man's Switch: The Engineering Checklist

Compare a DIY inactivity service with a managed product across state, authentication, encryption, email, expiry, testing and long-term operation.

9 min

Writing a Final Letter for Future Delivery

Write a clear, compassionate personal message and prepare a tested delivery without assuming inactivity proves death or that email will always arrive.

7 min

Pet Care Planning: Why a Dead Man's Switch Is Only the Backup

Keep immediate pet-care contacts visible and use delayed delivery only for longer-term records, caregiver instructions and continuity.

7 min

Using an Encrypted Delivery for Insurance Records

Organise policy contacts, claim instructions and document locations for a trusted person while keeping insurer originals and urgent copies elsewhere.

7 min

Dead Man's Switch for Small Business: A Practical Continuity Handoff

Prepare a delayed small-business continuity delivery for an unavailable owner without replacing password managers, delegated access or incident response.

8 min

Secure Document Sharing: Choose the Right Method for the Timing

Compare secure portals, encrypted cloud folders, password managers and conditional delivery for immediate, ongoing and future document access.

8 min

A Digital Legacy Vault for Family Memories and Messages

Prepare photos, stories and personal messages for a trusted family member without confusing a memory archive with an estate or password plan.

7 min

Dead Man's Switch for Activists: A Threat-Modelled Continuity Guide

A cautious guide to delayed encrypted handoff for activists, including recipient risk, metadata, recovery and situations that need specialist safety tools.

2 min

Medical Emergency Information: What a Dead Man's Switch Cannot Replace

Keep urgent medical facts immediately available and use delayed encrypted delivery only for longer-term records, contacts and continuity.

7 min

Dead Man's Switch for Solo Travelers: Document Handover, Not Rescue

Use delayed delivery for travel documents and continuity information while relying on real-time safety tools for missed check-ins and rescue.

7 min

Dead Man's Switch for Whistleblowers: Limits, Risks and Safer Planning

Understand when delayed encrypted delivery may support a whistleblower plan—and why it is not an urgent disclosure, deterrence or safety guarantee.

2 min

How to Set Up a Dead Man's Switch for Journalism

A careful setup guide for journalists using delayed encrypted delivery for source-protection continuity—not urgent publication or personal safety.

8 min

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