Telecom and Networking

https://www.fastcompany.com/90423457/50-years-ago-today-the-internet-was-born-in-room-3420 Here’s the story of the creation of ARPANET, the groundbreaking precursor to the internet—as told by the people who were there. At the same time: RIPE NIC: ‘In Five Weeks We’ll Run Out of IPv4 Internet Addresses’ https://m.slashdot.org/story/362674 The RIPE Network Coordination Centre (RIPE NCC), which manages regional distribution of internet addresses for the →

Uusiteknologia.fi is a Finnish language electronics and technology professionals magazine. In the newest issue have written articles on many high tech topics (text in Finnish with short introduction in English). The new number has been published as an electronic magazine that looks like a regular printed magazine. I have written to two articles to this →

https://www.zdnet.com/article/cloudflare-google-chrome-and-firefox-add-http3-support/ By default, classic HTTP (a layer 7 protocol) uses TCP (a layer 4 protocol) as it’s base. To solve speed issues with TCP and encryption with it, Google created SPDY, a protocol that fixed some of TCP’s problems. HTTP-over-SPDY protocol eventually became the official HTTP/2, which is now used on around 40% of all →

Interesting historical facts according to https://www.edn.com/electronics-blogs/edn-moments/4395946/Stibitz-demonstrates-remote-computing–September-11–1940: George Stibitz of Bell Telephone Laboratories used his Complex Number Calculator (CNC) to demonstrate remote computing for the first time on September 11, 1940. Stibitz was among a handful of engineers across the globe designing machines that involved using relays to implement binary logic at the time. You can →

Almost all connected device makers claim to care about security in their sales pitch, but the reality seems that the security of most device firmware is terrible. According to recent research the firmware security has not improved in any measurable way over the last 15 years, even as attacks on connected devices like home routers →

Here is some telephone history from Tekniikan museo museum located at Helsinki Finland. Here is once possibly the most common phone model used in Finland (Ericsson Dialog from 1964). Ans one very old telephone   Here is the first automatic telephone center in Finland from 1922.       Those pictures were taken few months →

https://www.cbc.ca/news/canada/newfoundland-labrador/hearts-content-transatlantic-subsea-cable-150-anniversary-1.3695418 150 years ago a single cable forever changed the way the world communicated, as the first successful transatlantic subsea cable, able to send and receive telegraphed information, solidified a link between the old world and the new for the first time. →

Is 5G completely safe and secure? Is 5G radiation more or less dangerous than currently used 2G/3G/4G? Just read this article and advice also other people to read (including two earler articles referenced). It tries to cover both the sides that say 5G is safe and 5G could potentially dangerous. But does it succeed in →

Looks like Facebook & WhatsApp CDNs have been at least partially down. For example Facebook images are not showing. Just fee days ago Cloudflare was down. And also Google has taken a bite? Is it an outage season in US that affects peole all over world? Who broke all the social networks? So far there →

Linux PCs, Servers, Gadgets Can Be Crashed by ‘Ping of Death’ Network Packets writes that it is possible to crash and slow-down network-facing Linux servers, PCs, smartphones and tablets, and gadgets, by sending them a series of maliciously crafted packets. Netflix has published a security paper with many details. There are four vulnerabilities, three of →