Full Report
Once shunned by the IT crowd, pen-and-paper password vaults are getting the love they deserve in 2026
Analysis Summary
# Best Practices: Pen-and-Paper Password Vaults (Analog Credential Management)
## Overview
These practices address the "analog" management of digital credentials. Once considered a major security risk, physical password books are being re-evaluated in 2026 as a viable defense against digital threats like infostealers, cloud breaches, and unauthorized remote access, provided they are implemented with specific physical safeguards.
## Key Recommendations
### Immediate Actions
1. **Cease Digital "Plaintext" Storage:** Immediately move passwords out of unencrypted digital notes (e.g., Apple Notes, Google Docs) and into a physical book if a digital password manager is not an option.
2. **Ensure Uniqueness:** Each entry in the book must correspond to a unique, high-entropy password. Do not record a single reused password.
3. **Physical Concealment:** Store the book in a non-obvious location. Avoid desk drawers or areas near the computer workstation.
### Short-term Improvements (1-3 months)
1. **Implement "Coded" Entries:** Use hints or mnemonics (e.g., "Brother's jersey number + First Pet") rather than writing the full plaintext password to protect against casual discovery.
2. **Legacy Planning:** Inform a trusted family member or executor of the book’s location to facilitate account access in the event of an emergency or death.
3. **Hybrid Approach:** Use the physical book for "Master Keys" or recovery codes, while using digital managers for day-to-day browsing.
### Long-term Strategy (3+ months)
1. **Transition to Passkeys:** Acknowledge that physical books cannot store hardware-bound passkeys; begin migrating high-value accounts to FIDO2 standards.
2. **Audit and Refresh:** Every six months, review the book to remove defunct accounts and update passwords for breached services.
## Implementation Guidance
### For Individuals / Small Organizations
- **Primary Use:** High utility for those who struggle with digital tools.
- **Recommendation:** Use a dedicated, bound book (like the AU$4.90 AusPost version) rather than loose scraps of paper. Store in a fireproof home safe.
### For Medium Organizations
- **Restricted Use:** Physical password books are generally **discouraged** in shared office environments.
- **Recommendation:** If used for emergency "Break Glass" accounts, they must be stored in a dual-custody safe (requiring two people to access).
### For Large Enterprises
- **Prohibited for Staff:** Physical books represent a major vulnerability to "Social Engineering" and "Physical Pentesters."
- **Recommendation:** Enforce a policy against physical credential storage on desks. Use Enterprise Password Managers (EPMs) and hardware security keys (e.g., YubiKeys) exclusively.
## Configuration Examples
While "analog," the configuration of the entry matters:
- **Entry Title:** Use a nickname for the service (e.g., "The Red Bank" instead of "HSBC").
- **Credential Layout:**
* *Service:* [Nickname]
* *Username:* [Hint]
* *Password:* [Mnemonic/Partial String] + [Static Salt known only to user]
## Compliance Alignment
- **NIST Special Publication 800-63B:** While NIST prefers digital entropy, it acknowledges that physical memorization aids are often better than digital reuse.
- **ISO/IEC 27001:** Physical security of media (A.8.3) applies; if passwords are on paper, they must be classified and protected as sensitive assets.
## Common Pitfalls to Avoid
- **The "Post-it" Trap:** Never stick passwords to the monitor or under the keyboard.
- **Single Point of Failure:** Losing the book without a backup or digital recovery method results in a total lockout.
- **Workplace Vulnerability:** Physical books are highly susceptible to "dumpster diving" and office intruders/pentesters.
- **Lack of MFA:** Relying *only* on a paper password without Multi-Factor Authentication (MFA) leaves accounts vulnerable if the book is photographed/stolen.
## Resources
- **NIST Digital Identity Guidelines:** hXXps[://]pages[.]nist[.]gov/800-63-3/
- **FIDO Alliance (Passkey Information):** hXXps[://]fidoalliance[.]org/passkeys/
- **Community Discussions:** r/cybersecurity (Reddit) regarding analog opsec.