Shubham Yadav Blog

  On November, 2021, a new variant of corona detected in botswana and South Africa. This new variant is called as Omicron. Is it contagious? There is some preliminary evidence suggesting the omicron variant is more infectious than the delta variant. But there is no evidence so far that the standard prevention strategies, including vaccination, masking, distancing, ventilation and hand-washing are not effective in reducing the risk of infection or transmission. Detectable on Covid tests? The commercial diagnostic PCR (polymerase chain reaction) and antigen COVID tests appear to work to identify the omicron variant. Drugs work on Omicron? An antiviral drugs work by limiting a virus’ ability to make copies of itself in the body. Remdesivir is the only such antiviral drug currently authorized for emergency use by the Food and Drug Administration (FDA) to treat COVID-19. How it spreads? It spreads the same way as other virus spreads like through air and other transmissable media through sn

Signal is a cross platform encrypted service developed by the Signal Foundation and Signal Messenger. It uses internet to send one-to-one and group messages, which can include files, voice notes, images and videos. It can also be used to make one-to-one and group voice and video calls. On the Android version, it can optionally function as an SMS app.   Signal software is free and open source and use telephone number as identifiers. It is free and open source and can be downloaded from Google Play Store. This software can run over android, ios and desktop. How Signal is different from Whatsapp: Messages sent through Signal are said to be encrypted, meaning the platform cannot access private messages or media, or store them on their server. While WhatsApp also provides end-to-end encryption for messages, it can access other private information like IP address, group details and status. The company stores on the cloud. Is Signal app really safe? Yes it is safe, the messages and encrypte