If you are using Cloudflare as firewall for content delivery then please note that Cloudflare only proxies http/https traffic. i.e., it would be impossible to reach your server through any other service like ssh/ftp/sftp etc. If you need to connect to your origin using another protocol (SSH, FTP, SMTP, etc.) you need to do so … [Read more…]
Quick sheet for Android Studio COMMAND EXPLAINATION Shift Twice Search everywhere CTRL+E / Command+E Recently opened files CTRL+Shift+A / Command+Shift+A Find action CTRL+ALT+SHIFT+N / Command+Option+O Search by Symbol Name ALT+Insert / Command+N Generate Code CTRL+O / Command+O Override Methods CTRL+Y / Command+Backspace Delete Line at Cursor CTRL+Space / Command+Space Basic Code Completion CTRL+ALT+L / Command+Option+L … [Read more…]
Earlier I published an article on generating wildcard ssl certs using certbot-auto. With the latest update of letsencrypt, auto-renew became a challenge as letsencrypt wanted to authenticate that you still own the domain by creating a TXT record in your domain. After a series of discussion on my issue about “how to renew the certificate … [Read more…]
LetsEncrypt now supports / issues wildcard SSL certificates. If you have been a letsencrypt user then you will very much welcome this feature. So lets start with how to do this. Assumptions:
Today I received an email from “Barclays <email@example.com>” having subject “Account Alert – You have a new bill from Bank of America Credit Card“.
As safe as a bank locker. One key with the bank and another with you.
In today’s online world, most of our data is stored online. If you use Gmail or Google Chrome or an Android phone then it is very likely that your contacts, location, conversations, search history are all stored in Google servers.
With all the hype around digital / crypto coins, a new comer will find it difficult to understand where to start with. To understand things / terminologies around crypto coins like wallet, address, mining, ArtByte will be a good place to start with. So lets learn how to earn some free crypto coins. ArtBytes in … [Read more…]
Below setting in /etc/ssh/sshd_config made the ssh login ultra fast. UseDNS no This was done on CentOS 7.3. After this change, restart the sshd service and enjoy the speed. 🙂
I had a situation where I do not wanted to install all the libs required by LetsEncrypt on a production server. For the mere fear of breaking the running apps. I went on exploring how to setup a server to generate SSL certs with letsencrypt and deploy the generated certs on the production server. Below I describe … [Read more…]