Answer:
Kasiski’s method for determining 't' works for Vigenère cipher as well. The only difference is therefore in the second stage of the attack. In the second stage, one needs to build a frequency table for each of the 't' keys, and carry out an attack like on the mono-alphabetic cipher. Given a long enough plaintext, this will work successfully.
Explanation:
Kasiski method is a method of attacking polyalphabetic substitution ciphers such as Vigenère cipher. It is also called Kasiski test or Kasiski examination.
The method involve finding the length of the keyword and then dividing the message into that many simple substitution cryptograms. Frequency analysis could then be used to solve the resulting simple substitution.
Once enough charge has been separated in a growing storm, a lightning flash can occur. These normally travel within or between clouds (abbreviated CC) or from cloud to ground (CG). Most storms produce more CC than CG flashes--about six times as many in tropical storms and two times as many in midlatitudes. Sometimes a flash will travel from cloud to air or simply occur within "clear" air.
Exactly what triggers flashes is still uncertain and an area of continued research. It seems that very concentrated electric fields (perhaps at the ends of pointed surfaces or single particles) are needed to accelerate charged particles, or ions. Once moving with sufficient energy, the ions appear to blaze a path toward opposite charge in cascading fashion.
Answer:
Depends, but most of the time definitly
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Uniform Resource Locator (URL) is the address of a document or other file accessible on the internet.
<h3>What us URL?</h3>
The address of a document or other file that is accessible via the Internet is known as a Uniform Resource Locator (URL). A hyperlink, often known as a link, is a component that joins two Web pages together.
A web address, also known as a Uniform Resource Locator, is a reference to a web resource that identifies its location on a computer network and a method of retrieval. Though many people mistakenly use the terms "URL" and "Uniform Resource Identifier" interchangeably, a URL is a particular kind of URI.
<h3>How do you write an URL address?</h3>
http://www.example.com/index.html, which denotes a hostname (www.example.com), a protocol (http), and a file name ( index. html ).
To learn more about URL visit:
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