Block transposition ciphers are just column transpositions applied to blocks of text. So the text is written in equal length rows, split into blocks of rows, columns in each block are shuffled by a transposition then read by columns. Maybe this helps?
Necessary cookies are absolutely essential for the website to function properly. This category only includes cookies that ensures basic functionalities and security features of the website. These cookies do not store any personal information.
Any cookies that may not be particularly necessary for the website to function and is used specifically to collect data via analytics are termed as non-necessary cookies. It is mandatory to procure user consent prior to running these cookies on your website.