Cloud Security Basics
Top 3 data risks in Cloud Security
Shared responsibility, identity, data, platform, logging, and audit foundations
Ten 2020–2021 episodes explaining how provider protections and customer controls fit together: identity, data access, hardware, service accounts, security logging, and audit trails.
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Data can be exposed through excessive access, corrupted by unsafe inputs, or lost in storage and transfer. This 2020 episode explains why securing data requires several controls rather than encryption alone.
Key Points Covered
- Know what data exists and where it goes: The episode highlights sensitive-data exposure, harmful or unsanitized input, lost data, and compromised storage hosts 01:05–02:09(opens in a new tab).
- Unsafe input remains dangerous even behind other controls: The presenter warns that unsanitized input can compromise an application even when its other data-security measures work. The episode also recommends minimizing personally identifiable information (PII), but its blanket advice not to store PII is a simplification, not legal guidance 01:05–02:09(opens in a new tab).
- Grant only the access a job needs: Identity and Access Management (IAM) assigns permissions to specific resources. The example keeps UI developers out of credit-card databases they do not need, reducing both accidental and malicious access. Logging and monitoring then track who accessed what and can alert on suspicious activity 03:15–04:17(opens in a new tab).
- Set restrictions centrally: Organization Policy defines limits on how teams can configure resources. The episode illustrates this with a rule requiring customer-managed encryption keys when Cloud SQL instances are created, restarted, or updated, rather than relying on each team to remember the requirement 04:17–05:20(opens in a new tab).
Full video: https://www.youtube.com/watch?v=QJcRkpzW8Mw(opens in a new tab)