{"id":1817,"date":"2021-04-16T13:38:23","date_gmt":"2021-04-16T13:38:23","guid":{"rendered":"https:\/\/gauravw.com\/blog\/?p=1817"},"modified":"2021-04-16T13:38:29","modified_gmt":"2021-04-16T13:38:29","slug":"how-vpn-protects-the-identity","status":"publish","type":"post","link":"https:\/\/gauravw.com\/blog\/2021\/04\/how-vpn-protects-the-identity\/","title":{"rendered":"How VPN protects the identity"},"content":{"rendered":"

VPN helps to protect the requestor to go through a resource without letting the requested entity know who the requestor is.<\/p>\n\n\n\n

\"Vpn<\/figure>\n\n\n\n

Let’s say there is an SSL connection to google.com and we search something<\/p>\n\n\n\n

  1. Translates to GET request – > www.google.com\/q=search<\/a> (Layer 7)<\/li><\/ol>\n\n\n\n
    1. Layer 4 – [ SourcePort – 123 ][ www.google.com\/q=search<\/a> – Body ][ Destination Port  – 443]<\/li><\/ol>\n\n\n\n
      1. Layer 3 – [Source IP] [123] [ www.google.com\/q=search<\/a> ][ 443][Destination IP]<\/li><\/ol>\n\n\n\n
        1. This entire layer 3 packet is encrypted and sent to VPN
          Layer 3 – [Source IP] [123] [ encrypted packet ][ 443 ][VPN IP]<\/li><\/ol>\n\n\n\n

          \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026..<\/p>\n\n\n\n

          1. VPN receives and decrypts the packet and forms a new layer 3 packet
            Layer 3 – [VPN IP] [123] [              www.google.com\/q=search<\/a>  ][ 443 ][Destination IP]<\/li><\/ol>\n\n\n\n
            1. Later google receives it and responds back to VPN. This means that Google only gets to know the requestor was VPN.<\/li><\/ol>\n\n\n
              \n <\/div>\n","protected":false},"excerpt":{"rendered":"

              VPN helps to protect the requestor to go through a resource without letting the requested entity know who the requestor is. Let’s say there is an SSL connection to google.com and we search something Translates to GET request – > www.google.com\/q=search (Layer 7) Layer 4 – [ SourcePort – 123 ][ www.google.com\/q=search – Body ][ […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[97],"tags":[],"class_list":["post-1817","post","type-post","status-publish","format-standard","hentry","category-tech-learnings","has-post-title","has-post-date","has-post-category","has-post-tag","has-post-comment","has-post-author",""],"yoast_head":"\nHow VPN protects the identity » Gaurav Wadhwani<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/gauravw.com\/blog\/2021\/04\/how-vpn-protects-the-identity\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How VPN protects the identity » Gaurav Wadhwani\" \/>\n<meta property=\"og:description\" content=\"VPN helps to protect the requestor to go through a resource without letting the requested entity know who the requestor is. Let’s say there is an SSL connection to google.com and we search something Translates to GET request – > www.google.com\/q=search (Layer 7) Layer 4 – [ SourcePort – 123 ][ www.google.com\/q=search – Body ][ […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/gauravw.com\/blog\/2021\/04\/how-vpn-protects-the-identity\/\" \/>\n<meta property=\"og:site_name\" content=\"Gaurav Wadhwani\" \/>\n<meta property=\"article:published_time\" content=\"2021-04-16T13:38:23+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2021-04-16T13:38:29+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/cdn.pixabay.com\/photo\/2019\/05\/30\/10\/33\/vpn-4239580_1280.jpg\" \/>\n<meta name=\"author\" content=\"Gaurav Wadhwani\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Gaurav Wadhwani\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" 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