Snowflake architecture, cloud-based data warehousing, security, scalability, security layer, compute layer, storage layer, cloud services layer, cloud provider, Amazon Web Services (AWS), Microsoft Azure, Google Cloud Platform (GCP), data encryption, secure authentication, access control, auditing, MPP (Massively Parallel Processing) computing, columnar storage, Amazon S3, Azure Blob Storage, Google Cloud Storage, automatic scaling, on-demand scalability, high availability, real-time data processing, analytics, business intelligence.