Here is how to add SSH message before login, so that all can see message after running SSH login command before the password prompt appears. This guide is basically written for Deb based Linux, but will work on any UNIX or unix like OS after slight modification. Previously, we have discussed How To Change SSH Welcome Message, that was actually Message of the Day (MOTD). If we want to add any … [Read more...]
Computer and Internet
Computer and Internet is catchall section of core computing categories including Cloud Computing, Digital Photography, Virtualization, Networking, Protocols and Others' which are not otherwise more subcategorized. Here also you will get unique articles and news on computer hardware, Software, Networking and Protocols.
Download Full Server Image on Rackspace Cloud
Now, officially it is possible to download the whole server image as usable image. Now, it is possible to expand the development more fast. Practically, before the official method was declared, with the unofficial method we could run our Rackspace Cloud Server Image on Local Computer as Virtual Appliance. For example, right now there might not be any multi-server OpenStack Heat Template for Nginx … [Read more...]
Generate CSR, Private Key With SHA256 Signature
Here is how to generate CSR, Private Key with SHA256 signature with OpenSSL for either reissue or new request to get SSL/TLS Certificate. We have explained the SHA or Secure Hash Algorithm in our older article. The need to throw a complete new guide to Generate CSR, Private Key With SHA256 Signature is to correct our existing older guides on Generating CSR as almost all the browsers will throw … [Read more...]
What is SHA or Secure Hash Algorithm?
Secure Hash Algorithm (SHA) refers to a group of standardized cryptologic hash functions. These are used to calculate a unique check for any digital data and are the basis for creating a digital signature. The check value is used to ensure the integrity of a message. If two messages give the same test value, is the equality of the messages which normally to be expected to be guaranteed, without … [Read more...]
Faster WordPress With HTTPS on Cloud Server
Without Manual Tuning, it is not possible to get a faster WordPress with HTTPS on Cloud Server to get better ranking with good content. We undergone a breaking change of our architecture which practically completes our over 1.5 years work with schema.org markup, HTML5 and obviously a refreshing look. With a white looking website, it is probably possible to get visitors from the search engine, but … [Read more...]
Working with SSL Certificates With Zero Knowledge
As far the story is going on, serious websites will require HTTPS for serious ranking. Here is guide for working with SSL Certificates starting from zero. Usually, most readers of this website took the HTTPS or SSL/TLS related guides quite lightly. Most thought that HTTPS is only for business websites. In strict sense, a website, which is basically a serious blog and uses AdSense is a business (as … [Read more...]
Cloud and Data Security : Responsibility of the Users
Breaches in Data Security are frequent not only among the celebrities but also among the companies. Data Security demands responsibility. Theft of private images from some cloud accounts of Hollywood starts (and not limited to), reopened the endless debate on the safety and reliability of services in the cloud. Among the many contributions appeared on the network, we may take it as a reference … [Read more...]
Heartbleed Was a Stranger Before Public Announcement
According to a recent study of OpenSSL Heartbleed, before it being revealed to the general public, it was unknown even to hackers. This is the conclusion which the participating researchers of some American University has reached the end of their latest study, it publicly available as PDF file : [crayon-69ff7b1864a1c388073831/] The Heartbleed bug of OpenSSL, a widely used library in the network … [Read more...]
Glucometer, Smart Objects and Internet of Things
Glucometer can be an easiest example of potential Smart Object and also it can explain why not all can be part of Internet of Things. Hostgator Shared Server also uses OpenStack cloud software as backend, but Hostgator Shared Server is not a PaaS. The basic difference lies in layers, service delivery for the later. Everything has definitions and standards. Hardware obviously need to follow some … [Read more...]
Deliver Feeds to FeedBurner From SSL Enabled Website via Cloud Files
Yes, we can easily use Cloud Files to deliver feeds to FeedBurner from SSL enabled websites to avoid error related with HTTPS feed and FeedBurner. SSL enabled websites is actually not the right terminology, it should be TLS enabled. With the word "Websites" we are practically meaning WordPress websites. It can be difficult to pass only one URL via non HTTPS or over Port 80, if we use certain … [Read more...]
WordPress, Joomla, Magento : Which Performs Better on Cloud?
We have lot of Content Management Systems like WordPress, Joomla, Magento. Have you thought, which performs better on Cloud Platform? Rackspace Support did a comparison a year back. But measuring performance from the point of server performance is not always a simple task. One need to assess different aspects in the field of technical requirements required by a CMS as part of the performance and … [Read more...]