Blind trust in open-source is a security risk — Log4Shell proved it.

The Log4j vulnerability (CVE-2021-44228) showed how a single open-source component can compromise entire ecosystems.
Many orgs didn’t even know Log4j was buried inside their software — as a dependency of a dependency.

Key lessons:

SBOM is not optional.

Third-party code needs ownership and monitoring.

Automated attacks start within hours, not days.

Open-source ≠ safe by default.

To stay resilient:

Maintain full dependency inventories.

Use DevSecOps with automated CVE checks.

Isolate components with least-privilege design.

Treat OSS as part of your supply chain.

Log4Shell wasn’t unique — just the biggest reminder.
The next one will happen.
Be ready.

#CyberSecurity #Infosec #Log4Shell #OpenSource #SBOM #DevSecOps #SupplyChainSecurity #DataDef

🧠 Backup is not just a technical task — it's a leadership responsibility.

As the founder of DataDef, I’ve seen too many businesses suffer from one simple mistake: they didn’t back up their data properly.

It’s not just about saving a copy. It’s about resilience.

📌 My rule — and what we follow at DataDef — is simple but powerful:
3-2-1-1-0

🔹 3 copies of your data
🔹 2 different storage types
🔹 1 offsite backup
🔹 1 immutable (read-only, ransomware-proof)
🔹 0 errors during recovery (because we test everything)

💡 If you don’t have a strategy like this, you’re not protected. You’re hoping for luck.
And hope is not a cybersecurity policy.

If you're a founder, CTO, or CISO — make backup part of your core risk strategy. Before something breaks.

DMs open.

#CyberSecurity #DataDef #Backup #32110 #TechLeadership #ImmutableBackup #MastodonTech #InfoSec #OpenSourceSecurity #BusinessContinuity #DataProtection