Cybersecurity Glossary

What is BCDR (Business Continuity and Disaster Recovery)?

BCDR is the combined discipline of Business Continuity (BC) and Disaster Recovery (DR). BC ensures the business keeps operating during disruption; DR ensures technology systems can be restored after one. Together they answer: how do we keep going, and how do we come back?

Blocks 99% of password attacks
Required by most cyber insurance
Core to SOC 2, HIPAA, PCI
How It Works

How BCDR works

Three-step view of how it operates in practice.

1

Impact analysis

Identify critical business processes and the technology they depend on. Set recovery objectives (RTO and RPO) for each.

2

Plan & prepare

Design technical recovery architecture (backups, redundancy, alternate locations) plus business-side playbooks (communication, manual workarounds).

3

Test & maintain

Tabletop exercises, full failover drills, and backup restore tests. A BCDR plan that’s never been tested is optimistic fiction.

BCDR Variants

BCDR vs BC vs DR

A clear breakdown of the common variants.

Concept

Business Continuity

Keeping the business operating during disruption — manual workarounds, alternate sites, communication plans.

Most common

Disaster Recovery

Time-based one-time codes from an app like Microsoft Authenticator or Google Authenticator. Offline-capable and phishing-resistant against many attacks.

Convenient

BCDR (combined)

The user approves a sign-in with a tap on their phone. Easy to use but vulnerable to MFA fatigue attacks — always pair with number matching.

Strongest

Operational Resilience

FIDO2 keys like YubiKey, or device-bound passkeys. Phishing-resistant by design — the key will not authenticate against a fake domain.

Why It Matters

Why BCDR matters for SMBs

BCDR is the combined discipline of Business Continuity (BC) and Disaster Recovery (DR).

40%
of businesses never reopen after a disaster; another 25% fail within a year
Source: FEMA Small Business Continuity Data, 2024
Pitfalls

Common BCDR mistakes

  • DR plan without BC planRestoring systems doesn’t help if people can’t reach customers, process orders, or communicate. BC is the business-side companion.
  • No defined RTO/RPOAdmins, finance, and anyone with access to money or sensitive data should use an app or hardware key — never SMS alone.
  • Assuming cloud handles itSaaS availability doesn’t cover your responsibility for data protection, configuration backups, or continuity of your own operations.
  • Never testingUntested plans fail. Annual tabletop plus quarterly technical restore tests uncover the gaps before the real event does.
Common Questions

BCDR frequently asked questions

A backup is a copy of data. BCDR is the full program that uses backups (plus replication, alternate sites, communication plans) to maintain operations and recover from disruption.
Depends on RTO/RPO targets. An hour of RTO for critical systems costs an order of magnitude more than a 24-hour RTO. Most SMBs can build meaningful resilience for 3-5% of IT spend.
Most policies require backups and a documented recovery plan. Full BCDR usually isn’t mandated but significantly lowers premiums and demonstrates maturity during claim assessment.
Cyber incidents (ransomware, breach), natural disasters (fire, flood), infrastructure failure (power, ISP), human error, and supply-chain failures. One plan, multiple scenarios.
Have a documented recovery process before it happens. Typically an administrator verifies the user's identity through an out-of-band channel, temporarily disables MFA, and re-enrolls the user with a new device. Backup codes or a secondary security key reduce downtime.
Identity & Access

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