Provisioning Secure, Scalable SaaS ERP Infrastructure on AWS Cloud

Solutions

• Create a VPC with public and private subnets.
• Use NAT Gateways and Security Groups for isolation and controlled access.
• Deploy EC2 instances with Auto Scaling groups.
• Use an Application Load Balancer (ALB) for traffic distribution.
• Run Amazon RDS in a Multi-AZ setup for high availability.
• Enable automated, KMS-encrypted backups.
• Enforce IAM roles and least-privilege access.
• Provide secure admin access via a Bastion Host.
• Protect applications with AWS WAF.
• Store application data securely in Amazon S3 with encryption.
• Centralize logs and metrics using CloudWatch and CloudTrail.
• Enable GuardDuty for threat detection.
• Use AWS Inspector for vulnerability assessment.
• Ensures security, scalability, high availability, and observability.
• Provides cost-effective and manageable SaaS ERP hosting on AWS.