Password notification email Password notification email Password notification email is a common password recovery technique used by websites. If a user forgets their password then a password notification email is sent containing enough information for the user to access their account again. This method of password retrieval relies on the assumption that only the legitimate owner of the account has access to the inbox for that particular email address. The process is often initiated by the user clicking on a forgotten password link on the website where, after entering their username or email address, the password notification email would be automatically sent to
Most recent common ancestor Most recent common ancestor In biology and genealogy, the most recent common ancestor (MRCA, also last common ancestor (LCA), or concestor) of any set of organisms is the most recent individual from which all the organisms are directly descended. The term is also used in reference to the ancestry of groups of genes (haplotypes) rather than organisms. The MRCA of a set of individuals can sometimes be determined by referring to an established pedigree. However, in general, it is impossible to identify the exact MRCA of a large set of individuals, but an estimate of the time at which the