Loadbalancer concepts different configurations questions

https://support.rackspace.com/how-to/cloud-load-balancers/ https://tomcat.apache.org/connectors-doc/common_howto/loadbalancers.html   What is proxy server? What is proxy server? obscuring a client’s IP Address, blocking malicious traffic, log site, blogging activity, and improving performance. explanation Forward and Reverse Proxy Server Complete understanding about proxies   http://tutorials.jenkov.com/software-architecture/load-balancing.html Load balancing different ways https://docs.oracle.com/cd/E19900-01/819-4812/aboaq/index.html http://www.javaworld.com/article/2077921/architecture-scalability/server-load-balancing-architectures–part-1–transport-level-load-balancing.html http://www.javaworld.com/article/2077922/architecture-scalability/server-load-balancing-architectures-part-2-application-level-load-balanci.html https://dzone.com/articles/load-balance-your-web-applicat http://archive.oreilly.com/pub/a/onjava/2001/09/26/load.html Clustering vs. Load Balancing – What is the… Read More »

RESTful services references

Bean validation https://jersey.java.net/documentation/latest/bean-validation.html http://www.makeinjava.com/validation-request-query-parameters-standard-annotations-jersey-bean-validation/ http://www.makeinjava.com/validation-of-rest-parameters-using-jersey-framework-part-2/ Blogs https://jersey.java.net/bloggers.html Quick guide https://www.tutorialspoint.com/restful/restful_quick_guide.htm Status codes: Sr. No. HTTP Code Description 1 200 OK, shows success. 2 201 CREATED, when a resource is successful created using POST or PUT request. Return link to newly created resource using location header. 3 204 NO CONTENT, when response body is empty for example, a… Read More »

Web Application Security – Vulnerability concepts

Cross site scripting (XSS) https://www.owasp.org/index.php/Cross-site_Scripting_(XSS) https://www.owasp.org/index.php/Testing_for_Cross_site_scripting SQL Injection https://www.checkmarx.com/knowledge/knowledgebase/SQLi https://www.checkmarx.com/2014/04/07/one-vulnerability-to-rule-them-all-sql-injection/ Prevention cheat sheet https://www.owasp.org/index.php/SQL_Injection_Prevention_Cheat_Sheet Securing RESTful services https://www.owasp.org/index.php/REST_Security_Cheat_Sheet User input validation for Jersey https://jersey.java.net/documentation/latest/bean-validation.html https://www.w3.org/TR/html40/appendix/notes.html#non-ascii-chars

IoT reference

IoT Protocols Part 3: IoT Protocol Stack Options IoT Agent https://www.opswat.com/blog/gears-open-source-agent-for-linux-iot