figure 11

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Ivy Tech Community College, Indianapolis *

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132

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Computer Science

Date

Dec 6, 2023

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docx

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1

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1. Open the text document PIRDR3_LAB 05_CyberChef.txt using a text editor of your choice, such as Notepad. You should see several variations of encoding for use in CyberChef. 2. Copy and paste line 1 of the text from the text file into the Input pane. This line includes everything from the beginning of the file to the double equal signs (==). Under Favourites in the left menu, drag the From Base64 operation into the Recipe pane. Examine the resulting text. 3. Click the clear recipe button (which looks like a trash can) at the top of the Recipe pane to remove the From Base64 operation. 4. Copy and paste the second line of text from the text file into the Input pane. Next, drag the From Hex operation from the left menu into the Recipe pane. Examine the resulting text. 5. Click the clear recipe button to remove the From Hex operation from the Recipe pane. 6. Copy and paste the third line of text from the text file into the Input pane. Scroll down the Operations menu to the Encryption/Encoding submenu, find the ROT13 operation, and drag it into the Recipe pane. Examine the resulting text. 7. Click the clear recipe button to remove the ROT13 operation from the Recipe pane. 8. Copy and paste the fourth line of text from the text file into the Input pane. Under the Encryption/Encoding submenu, find the XOR Brute Force operation and drag it into the Recipe pane. This operation attempts a brute force attack on XOR data until it finds a key that generates human-readable content. In Figure 5-9, a key value of 13 generates readable text, but the actual key value is 33. Clear the recipe when you finish. Figure 5-9 CyberChef output from brute force XOR attack 9. Copy and paste the fifth line of text into the Input pane. Under Favourites in the left menu, drag the From Morse Code operation into the Recipe pane. What is the resulting output? Clear the recipe when you finish.
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