WeChat exceeds one billion user accounts
“The number of monthly active users of WeChat in the world has exceeded the one billion mark,” Tencent executive director Pony Ma told reporters on Monday, according to a video…
Github countered a massive DDOS attack in 10 minutes
GitHub , the famous code distribution and version control application, has suffered a denial of service attack . The company’s site was subject to a traffic peak of 1.35 TB / s . Many companies would…
How to Install the Telnet Client on Windows 10
If the SSH (Secure SHell) communication protocol is widespread or generalized, some network devices (switches, routers, firewalls) still need to connect to them in Telnet. This network protocol created in 1969…
TCP/IP PROTOCOL
For many years, the technical literature on protocol architectures was dominated by discussions related to OSI and to the development of protocols and services at each layer. Throughout the 1980s,…
Global System for Mobile Communications (GSM)
•Designed to be a digital (wide area) wireless network. • Driven by European telecom manufacturers, operators, and standardization committees • Very widely used around the world GSM Features 1.Service portability…
Cellular Digital Packet Data (CDPD)
In 1992, AT&T Wireless Services developed cellular digital packet data (CDPD) protocol, a data-only protocol that (re-)uses the AMPS or IS-136 network. Packets (typically some 1.5 kilobytes) use vacant cellular…