The term VPN (Eng. “Virtual Private Network”) refers to a group of technologies that provide a network connection, or the so-called logical network, functioning on top of some other network, usually the Internet.
Although data is transferred to a VPN over networks with a low level of trust, thanks to the use of cryptography, the level of trust in a VPN can be arbitrarily high. Among the cryptography tools used are encryption, means to protect against changes in transmitted messages, public key infrastructure and authentication. Depending on the final destination, the VPN implements three types of connections: network-to-network, node-to-network and node-to-node.
VPN implementation and structure Continue reading
When I was at university, my girlfriends pulled a queen of course notebook. Her name was Nastya. She was not only famous in the group, but also worked part time in advertising and was familiar with famous personalities and simply promising young people. In her notebook Nastya wrote down all the phone numbers of many acquaintances.
The girlfriends decided that they had found the treasure. Before a whole group of princes, they were separated by one step – a phone call. They even squealed with anticipation of communication.
And so, they chose a day, everyone gathered in the room, drawn lots, who would call someone and started to study. The purpose was to get to know Continue reading
Sonia Simone is a content marketer, co-founder of Rainmaker Digital, a digital marketing studio. Sonya started as a “traditional” marketer, developed courses for small businesses, and tested online since 1989. I was in love with content marketing before this term appeared. He believes that content marketing is the sum of all the company’s online activities. Now she has a really useful CopyBlogger blog, where she and other studio employees share non-banal thoughts about promotion.
The material was translated by Marina Norman – copywriter, author and editor.
When I talk about social networks, I sound like a grumbling old woman: “At the time when I started in marketing, we did not have all these Twitter and Facebook. If a person wanted to advertise, he bought a place in the newspaper! And for this newspaper, other people paid money. Real paper money! By the way, did I say that we went to school through the snowdrifts? (even in May). ”
Social networks are a brilliant tool for contacting people. And you can use this tool both for your own good and to your detriment. Continue reading