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  Why TCP needs 3 handshakes

Prerequisite Knowledge First, let's look at the control bits and state machine of TCP, which form the basis for understanding the three-way handshake of TCP. TCP Packet Control Bits The control bits in the TCP packet header are used to control the status of the TCP connection and can indicate various control information such as connection establishment, termination, reset, etc. There are six common control bits: SYN (Synchronize Sequence Numbers): Requests to establish a connection (part of the...

   REASON,NETWORK,TCP,EXPLANATION,HANDSHAKE     2024-09-28 08:57:52

  Google Allo - Changing the way people chat

Google released a new smart messaging application a couple of weeks ago -- Google Allo. At first glance, it has no much difference than other mature messaging applications on the market such as What's App, Line, WeChat. It has a concise and easy to use user interface and comes with stickers, doodles, and HUGE emojis & text. But do we really need a new messaging application which is similar to others in most aspects? The answer is MAYBE. From its description, it claims it's a SMAR...

   GOOGLE,AI,GOOGLE ALLO,GOOGLE ASSISTANT     2016-10-03 09:44:51

  Easy Ways To Make Sure Your Website Is Ready For Mobile First Users

Websites are no longer a novelty or a useful complement to a brick and mortar store. They are an essential part of everyday life. The average American is spending up to ten hours every day online.   Businesses exist solely online, entrepreneurs with great ideas can start up online with very little help and even the most casual of users know what looks good. Consumers aren’t likely to forgive mistakes. If your website isn’t completely user-friendly, they know they ...

   SEO,MOBILE SEO,MOBILE DEVELOPMENT,MOBILE USABILITY     2018-09-17 03:57:15

  Special ARP Uses: Gratuitous ARP, ARP Probe, and ARP Announce

In an Ethernet environment, all data is ultimately sent in the form of a Layer 2 Ethernet Frame, which includes the Src MAC, Dst MAC, and other headers such as CRC, etc. Ethernet will then deliver the data to the destination. When we program, we often specify the IP and Port, but rarely specify the MAC address. So, how is the Frame sent out? This is done by the operating system. If the system does not know the MAC address corresponding to an IP, it will send a broadcast ARP request (since this r...

   ARP,NETWORK,LINUX     2024-11-07 20:57:26

  OpenLDAP Proxy -- Tricks and tips

Just like other software configuration, there would be issues encountered during the OpenLDAP proxy setup process. In this post, we would try to summarize some of the tricks and tips for OpenLDAP proxy setup. OpenLDAP Version We would always recommend that you install the latest version of the OpenLDAP because they contain the latest features, bug fixes and security patches. You should always refer to the latest release notes for new changes. In case you have used an earlier version of Open...

   SSL,AUTHENTICATION,OPENLDAP,OPENLDAP PROXY,ATTRIBUTE MAPPING,OVERLAY     2017-11-04 04:29:38

  Top 5 Hot WordPress Social Media Plugins

Social media has become a great need for businesses as well as personal brands in order to carve a vital presence over web. It has become necessary for everyone to have an energetic presence in social networks like Facebook, Twitter, Linkedin, and Youtube etc. Having a great virtual persona, you can be in constant touch with your followers. If you are using a platform like a WordPress then there is a great pool of social media plugins. Some of its plugins are free to download and others are paid...

   Custom WordPress Development     2015-07-10 00:21:57

  Mount DD image on Linux

Yesterday, my Raspberry Pi running Arch Linux was not able to boot with error: Kernel Panic, not syncing: no init found. I spent a night on it, but could not find a working solution. The last option is easy: reinstall the system. That is really the last resort, for I do not want to re-setup everything I have done: samba server, Time Machine server, Xunlei Offline Downloader… Unable to mount the SD card The system does not boot, so I need to find a way to get into the file system to identi...

   LINUX,DD IMAGE     2014-06-24 07:49:14

  How VR technologies take over the world

Virtual Reality (VR) literally may get it beneficial to experience anything, anywhere, anytime. It is normally the several immersive type of legitimate fact technology and can convince the real real human human brain that it is usually normally someplace it can get absolutely critically not really seriously. Brain installed displays happen to be used with earphones and hands controllers to offer a entirely immersive arrive across. With the major technology businesses on whole world community (Fa...

       2019-05-20 05:30:39

  How to Prevent a Data Breach: Guide For Businesses

The consequences of a data breach are nothing to joke about. From reputation damage to regulatory fines, it is a disaster for any business. So you should always strive to do your best to prevent it. But with so many steps to take, where do you even begin? Businesses of all shapes and sizes should follow this 8-step approach: 1. Outline Your Assets Your assets, whether digital or physical, should always remain in your sight. It should be the very first step you take. Picture anything that might r...

   DATA SECURITY     2020-03-04 08:16:44

  How Can Your Data Be Stolen Online?

In 2019, according to Statista, nearly 165 million sensitive records were exposed in the US due to data breaches. Unfortunately, data theft is not going anywhere. Hackers are using increasingly sophisticated methods to steal information, but thankfully there are measures you can take to ensure your data stays safe. Here are some of the most common ways people get their data stolen online and how you can take precautions against the methods cybercriminals use. Human Error Hacking is one of the m...

   DATA SECURITY,PROTECTION KID     2021-01-27 19:46:05

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