What is a VPN?

in #security5 years ago

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There is VPN by Software and VPN by Hardware, I'll explain how VPN works by software.

The VPN (Virtual Private Network) is a powerful tool for the security of personal information. With VPN it's easier to send data from one point to another in the network without being exposed.

VPN ( Virtual Private Network )

  • Virtual: Information for a private network is carried "on top" of a network.
  • Private: The information is encrypted in order to maintain the confidentiality of the data point by point.

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When a user establishes a VPN connection a secure communication channel / tunnel is created, using cryptographic and authentication techniques, thus allowing the reliable exchange of data over public networks.

VPNs also allow you to connect private networks. For example, if a company in London and a company branch in Porto want to build a single private network (New York + Porto) without hiring dedicated circuits. In addition to cost savings, reliability and stability, the use of Site-to-Site VPNs in this scenario will allow secure remote access between company and branch machines and vice-versa.

Is it safe to use VPN?

It depends. There are many VPN software on the internet whereby some are well known and trusted and others are poorly known and unreliable. It's as if you were using an alternative path, kept by unknown people, to reach your goal instead of following the road sure that everyone knows.

TunnelBear

  • Free
  • 500MB/Month
  • 20 IPs different locals

Windscribe

  • Free
  • 10GBs/Month
  • 8 IPs different locals

Hide.me

  • Free
  • 2GB/month
  • Velocity + unlimited download

TOR

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One of the alternatives is to use the TOR browser in terms of masking your IP, however the searches are slower due to going through multiple servers and shuffling your location.

If you use VPN what do you use? Which one do you think is the safest?


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Sinceramente nunca usei, mas cada vez mais sinto a necessidade de optar por usar um VPN que me permita ter acesso à "Betfair" em Portugal.

Com VPN só tens vantagens, tens um acesso mais seguro, mais privacidade e por vezes consegues aceder a conteúdo que em Portugal não tens acesso ( nas VPNs gratuitas é complicado ).
Eu ando interessado nesta NordVPN e dá para fazer pagamento por Crypto :)
Caso experimentes alguma depois avisa-me para saber a tua opinião.

Abraço @diogosantos

Igualmente, se chegares utilizar a NordVPN diz-me qualquer coisa.

Abraço, Fica bem!

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