Plain text refers to text data that has not been encrypted or specially encoded, remaining in a directly readable state. In the context of encryption, it refers to data before encryption is applied.

From a security perspective, storing or transmitting passwords and personal information in plain text poses significant risks. Storing passwords in plain text in a database means all user passwords are exposed in the event of a data breach. Security best practices books teach safe data management techniques.

In text processing contexts, plain text means pure text data without formatting information. Compared to HTML or Markdown, unformatted text files (.txt) are the quintessential example of plain text.

For character counting, plain text is the simplest format where character count directly corresponds to the substantive information content. Data protection practical guides offer additional insights.