Index scope and objective, 232 Enterprise search engine strategy, 228–229 elastic stack, 109–110 requirements indexing, 109 RPO, 57–58 matching, 109 RTO, 57 processing, 109 Distributed denial of service (DDoS), 202, 226 query processing, 109 Docker, 363 SolrStack, 110–111 Docker composer, 363 sources, 109 Dockerfile, 363 Enterprise service bus (ESB), 335 Document object model (DOM), 257, 334 Error handling, 209 Domain specific microservices, 318 Experience requirements DR site dashboard user story, 39–40 setup, 230 language criteria, 38 switching, 230 navigational routers, 39 DXP solution supported browsers, 38 cloud deployment model, 226–228 supported device, 37 cloud hosting Extensibility, 216 integration design, 226 Extract, transform, and load (ETL), 102 platform coexistence, 225–226 security, 226 F tiered architecture, 224–225 technology stacks, 132–133 Fast delivery (infrastructure), 64 File management, 209 E File storage server, 225 Firewall, 224 ECMAscript, 130 Flexibility, 216 Efficiency, 216 Flexible integration middleware Elastic Stack API gateways, 167 Beats, 109 EAI vs. SOA vs. ESB vs. Microservices, Elastic Cloud, 110 165–166 Elasticsearch, 110 MOU, 167 Kibana, 110 Forums, 92 Logstash, 109 Front office services, 271 Electronic healthcare records (EHR), 100 Functionality, 267 Enable new integrations, 264 Functional specification End-user experience, 235 document (FSD), 32 Enterprise integration, 266 account use case, 33–34 Enterprise resource planning (ERP), 150 transaction use case, 35–36 371