OCJP

In this blog series , We will learn about encryption and decryption basics in a very casual fashion . We will start discussing from origin of cryptography and then learns about the modern techniques One of the important and main tech in encryption is Cryptography Cryptography is a tech which is very very common and which is used in everywhere right now weather any software as follows : …...

Gossips on Cryptography – Part 1 In this blog series , We will learn about encryption and decryption basics in a very casual fashion . We will start discussing from origin of cryptography and then learns about the modern techniqu…

https://youtu.be/N9SrVNjoGpQ

Slowness in Java Application due to increased FullGC events – G1GC Check Out the Blogs at : https://hello-worlds.in/2022/04/04/slowness-in-java-application-due-to-increased-fullgc-events-g1gc/https://dzone.com/articles/too-...

Here is another Another Blog :

https://lnkd.in/dtdMTiAm

https://lnkd.in/dCcJzhgK

Slowness in Java Application due to increased FullGC events — G1GC In this Blog, we will see one of the issues and solutions which I found when one one of our production servers , our java application is…

A Database Session Leak Can Slow Down Your Database Check Out the Blogs at : https://hello-worlds.in/2021/03/28/a-database-session-leak-can-slow-down-your-database/https://dzone.com/articles/a-database-sessio...

CSP - Content Security Policy Explained CheckOut the Blogs at : https://hello-worlds.in/2022/03/05/content-security-policy-make-secure-applications/https://sahilaggarwalg.medium.com/content-securi...

Want to know all about Content-Security-Policy

https://hello-worlds.in/2022/03/05/content-security-policy-make-secure-applications/
https://sahilaggarwalg.medium.com/content-security-policy-make-secure-applications-7d68e8f2da8c

Content Security Policy — Make Secure Applications The new Content-Security-Policy HTTP response header helps you reduce XSS risks on modern browsers by declaring, which dynamic resources…

In Our previous blog we have seen mainly the filebeat and metric beat and explored the system module of that . In this blog we will see the usage of heart beat and how to monitor the services using heart beat . Heartbeat should not be installed on each server you monitor , it should be installed on some separate servers from which you can monitor all url’s/services ....

Elastic Stack Guide Part – 2 (Heartbeat) In Our previous blog we have seen mainly the filebeat and metric beat and explored the system module of that . In this blog we will see the usage of heart beat and how to monitor the services using…

As nowadays lots of our servers are deployed on Cloud and many applications are running on these servers , it is impossible to monitor and analyze logs by going to each servers . Central Logging and Monitoring solution is a must in present time . In this Bog Series , we will learn about usage of Elastic Stack aka ELK ....

Elastic Stack Guide Part – 1 As nowadays lots of our servers are deployed on Cloud and many applications are running on these servers , it is impossible to monitor and analyze logs by going to each servers . Central Logging an…

In our Daily debugging we need to analyze logs files of various products . Reading those log files are not an easy task , it requires special debugging skills which can only be gained through experience or by god’s grace . Now while debugging we might need to extract some of data or we need to play with a log file which can not be done by just reading , there is need for commands ....

Usage of Practical grep commands examples useful in real world debugging in Linux In our Daily debugging we need to analyze logs files of various products . Reading those log files are not an easy task , it requires special debugging skills which can only be gained through exper…

The CISA Vulnerability Bulletin provides a summary of new vulnerabilities that have been recorded by the National Institute of Standards and Technology (NIST) National Vulnerability Database (NVD) in the past week. NVD is sponsored by CISA. In some cases, the vulnerabilities in the bulletin may not yet have assigned CVSS scores. Please visit NVD for updated vulnerability entries, which include CVSS scores once they are available....

Vulnerability Updates | Week of June 21, 2021 The CISA Vulnerability Bulletin provides a summary of new vulnerabilities that have been recorded by the National Institute of Standards and Technology (NIST) National Vulnerability …

Hibernate is the most popular orm framework used to interact with databases in java . In this article we will see what are the various ways using which bulk selection and updation in any table can be done and what is the most effective way when using the hibernate framework in java . I experimented with three ways which are as follows : …...

Bulk Updation/Insertion of Database Tables in Java using Hibernate – Optimized Way Hibernate is the most popular orm framework used to interact with databases in java . In this article  we will see what are the various ways using which bulk selection and updation in any tabl…

The CISA Vulnerability Bulletin provides a summary of new vulnerabilities that have been recorded by the National Institute of Standards and Technology (NIST) National Vulnerability Database (NVD) in the past week. NVD is sponsored by CISA. In some cases, the vulnerabilities in the bulletin may not yet have assigned CVSS scores. Please visit NVD for updated vulnerability entries, which include CVSS scores once they are available....

Vulnerability Updates | Week of June 14, 2021 The CISA Vulnerability Bulletin provides a summary of new vulnerabilities that have been recorded by the National Institute of Standards and Technology (NIST) National Vulnerability …