Are you studying for the CEH, CISSP or Security+ certifications?

Skillset can help you prepare! Sign up for your free Skillset account and take the first steps towards your certification.

Upgrade Account

Which of these is NOT true for an ECB (Electronic Code Book):

It can support a different key for every block type.

Specific plaintext always generates the same cipher text every time.

Every plaintext has a defined corresponding cipher text.

Reordering cipher text blocks affects decryption.

Explanation

Skillset helps you pass your certification exam.

Contributions and Interactions
Practice Questions

Study thousands of practice questions that organized by skills and ranked by difficulty.

Contributions and Interactions
Personalized Training

Create a tailored training plan based on the knowledge you already possess.

Training Video Selector
Exam Readiness

Know when you’re ready for the high-stakes exam. Have the confidence that you will pass on your first attempt.

Get A Free Skillset Account