Hi @Mahesh_Gunaje  You can check the implementation at https://github.com/adobe/aem-core-wcm-components/tree/main/content/src/content/jcr_root/apps/core/wcm/components/breadcrumb/v2/breadcrumb 

Hi @Dinesh_A  You can do it at CDN  https://experienceleague.adobe.com/en/docs/experience-manager-cloud-service/content/security/traffic-filter-rules-including-waf#examples 

Hi @TrifaCh  I would recommend to use Java Profiling to debug AEM page, page rendering is slow. https://medium.com/@AlexanderObregon/profiling-java-applications-tools-and-techniques-3569b32862f4 

Hi @NagalaxmiTh  You can create a custom plugin e.g. https://aemlab.blogspot.com/2019/07/aem-rte-custom-plugins-1.html 

Hi @ayetukur  Before Environment variables, we used CryptoSupport to protect secrets https://sling.apache.org/documentation/bundles/commons-crypto.html     Another approach could be you can use pipeline variables or other secret manager and integrated with pipeline https://medium.com/@arunpatidar26/...

Hi @nbg19a  I think so https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/concurrent/ThreadPoolExecutor.html 

Hi @sameyadav  It is possible that legacy code might be restricted and you can see for deprecations in upcoming releases but it is still Adobe's decision, better to check with Adobe.

Hi @ayetukur  Please check https://experienceleague.adobe.com/en/docs/experience-manager-cloud-service/content/implementing/using-cloud-manager/environment-variables 

Hi @nbg19a  I am not sure if you can change the thread pool for OOTB features, I have not seen any configuration for that. There are configuration for sling queue, replication queues, there you can use custom thread pool.   I think below code can help?   @Reference ThreadPoolManager threadPoolManage...

Hi @lone_Ranger  Could you please describe the use case here? You are using JCR Events but there are other event types(Sling and OSGI) which can help. https://experienceleaguecommunities.adobe.com/t5/adobe-experience-manager/clarification-eventlistener-eventhandler-and/td-p/608961