OCJP

29/01/2023

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 : …...

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…

11/04/2022

https://youtu.be/N9SrVNjoGpQ

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-...

04/04/2022

Here is another Another Blog :

https://lnkd.in/dtdMTiAm

https://lnkd.in/dCcJzhgK

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…

27/03/2022

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...

13/03/2022

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

05/03/2022

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

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

13/10/2021

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 ....

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…

17/09/2021

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 ....

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…

18/07/2021

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 ....

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…

03/07/2021

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 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....

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 …

26/06/2021

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 : …...

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…

25/06/2021

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 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....

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 …