ertext is produced by concatenating the ciphertexts of each block.</p>
<p><img src="Resources/Images/ECB%20Encryption.svg" alt="" /></p>
<p>Decryption is just the opposite - it divides the ciphertext into blocks <span class="katex"><span class="katex-html" aria-hidden="true"><span class="base"><span class="strut" style="height:0.7167em;vertical-align:-0.2861em;"></span><span class="mord"><span class="mord mathnormal" style="margin-right:0.03588em;">σ</span><span class="msupsub"><span class="vlist-t vlist-t