3 Matching Annotations
  1. Aug 2022
    1. It was first unveiled during a multimillion dollar heist which led to a hard fork of Ethereum. Reentrancy occurs when external contract calls are allowed to make new calls to the calling contract before the initial execution is complete.

      Reenter attack - The DAO. Basically withdrawal calls before the end of initial execution.

    1. ANALYSIS OF ATTACK EVENTS
      • Flash loan is a type of unsecured lending that relies on the atomicity of blockchain transactions at the point of execution and adds dynamism to DeFi

      • Reentry attack " the DAO"

      • Arithmetic bug

  2. Feb 2022
    1. This article is for those who want to keep traveling despite restrictions due to covid. Basically giving tips on how to navigate the multiple governmental restrictions and policies including links to airline or country websites for choosing destinations. Because of this trend in travel advice in covid times, we may see attitudes towards travel shift to travel knowing the risks involved (quarantine, masks requirements, etc.) and hence see tourism rise again. Last minute covid holiday packages. What if the trend for remaining home also stayed the same for next five years and the adventure seekers become the avatars for the folks who want to stay at home.

      The crisis is changing the way how people will enjoy their international holiday, with an extra concern on testing and quarantine expenses and risk taking. That may have an impact on the tourism market, asking the airline companies to provide flexible policies /products and may witness the booming of travel insurance market.