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Client Side Validation Is Not a Security Boundary

Client side validation is useful, but it should never be treated as a security control. A browser can require an email address, limit the length of a username, or prevent certain characters from being…

  • Client side validation enhances user experience with immediate feedback.
  • It should never be considered a security control as browsers can bypass it.
  • Server side validation is crucial for application security and data integrity.

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