Password policy or more reasons, such as being easily guessed, following a common pattern, or public disclosure from previous data breaches. Common examples are Password1, Qwerty123, or Qaz123wsx. Some policies require users to change passwords periodically, often every 90 or 180 days. The benefit of password expiration, however, is debatable. Systems that implement such policies sometimes prevent users from picking a password too close to a previous selection. This policy can often backfire. Some users find it hard to devise "good" passwords that are also easy to remember, so if people are required to choose many passwords because they have to change
Online auction current web environment there are hundreds, if not thousands, of websites dedicated to online auction practices. There are six different basic types of online auctions: In live terms, English auctions are where bids are announced by either an auctioneer or by the bidders and winners pay what they bid to receive the object. English auctions are claimed to be the most common form of third-party on-line auction format used and is deemed to appear the most simplistic of all the forms. The common operational method of the format is that it is an ascending bid auction in which bids are