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Cloud Engineering2026-07-156 min read

Zero-Trust Cloud Infrastructure & Automated DevSecOps at Scale

E
Elena Rostova
Head of Cybersecurity

Zero-Trust Cloud Infrastructure & Automated DevSecOps at Scale

In modern enterprise cloud architecture, perimeter defense is dead. Zero-Trust Architecture (ZTA) mandates that every API request, microservice communication, and database query must be authenticated, authorized, and encrypted.

Core Architectural Layers

  1. Short-Lived Ephemeral Credentials: Vault identity injection ensuring zero hardcoded secrets.
  2. eBPF Service Mesh Security: Cilium kernel-level encryption and real-time network policy audit.
  3. Infrastructure as Code (IaC) Policy Enforcer: Open Policy Agent (OPA) validation during CI/CD execution.
# Terraform OPA Compliance Guard Example
resource "aws_kms_key" "enterprise_vault" {
  description             = "Discovery Tech Zero-Trust KMS Encryption Key"
  deletion_window_in_days = 30
  enable_key_rotation     = true
  tags = {
    Compliance = "SOC2-HIPAA-ISO27001"
    Environment = "Production"
  }
}

Security Verification Metrics

  • 0 Unencrypted Inter-Service Data Packets
  • 100% Automated Compliance Scanning
  • < 2 Minute Mean-Time-To-Remediate (MTTR) Vulnerability Patches
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