Difference between revisions of "Brute-force attack"

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[[File:Brute-force-password.jpg|300px|thumb]]
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[[File:Brute-force-menu.jpg|400px|thumb|right]]
[[File:Brute-force.jpg|300px|thumb]]
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[[File:Brute-force-dictionary-attack.jpg|350px|thumb]]
  
For password recovery software supports password search function in brute force mode. This function could help if you need check passwords in a narrow range of values.
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For password recovery SFPTotal Wizard supports a search function in brute force mode. This function could help if you need check passwords in a narrow range of values.
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Also, you can fast check a password for write-protected transceivers using a dictionary of passwords.
  
 
== How to use ==
 
== How to use ==
# Read vendor code table
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# Read a vendor code from transceiver (or use random code template)
# Change one or more bytes in the table
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# Change at least one byte in the HEX grid. The code in software's window should be different than a code in transceiver's memory
# Open '''Scripts -> Brute-force password'''
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# Open menu '''Control -> Search password'''
# Set password Table and address (default, A2 and 7B)
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# Set parameters Table address (default: A2) and Password offset (default: 7B)
# Select range of password value
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# Set additional options (if needed)
 
# Set additional options (if needed)
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# Select range of password value or use dictionary of passwords
 
# Push '''Start''' button to begin brute-force attack
 
# Push '''Start''' button to begin brute-force attack
  
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== Dictionary attack ==
  
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Dictionary of passwords is a list of passwords which coud  be provided for customers to fast searching a password to write-protected transceivers. The dictionary is actual for most of chinese manufacturers.
  
 
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== Video guide ==
== Example ==
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<youtube>https://www.youtube.com/watch?v=q04PfsST3Xk</youtube>
<youtube>https://youtu.be/0v4UXWBLFGA</youtube>
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Latest revision as of 14:31, 27 July 2018

Brute-force-menu.jpg
Brute-force-dictionary-attack.jpg

For password recovery SFPTotal Wizard supports a search function in brute force mode. This function could help if you need check passwords in a narrow range of values. Also, you can fast check a password for write-protected transceivers using a dictionary of passwords.

How to use

  1. Read a vendor code from transceiver (or use random code template)
  2. Change at least one byte in the HEX grid. The code in software's window should be different than a code in transceiver's memory
  3. Open menu Control -> Search password
  4. Set parameters Table address (default: A2) and Password offset (default: 7B)
  5. Set additional options (if needed)
  6. Select range of password value or use dictionary of passwords
  7. Push Start button to begin brute-force attack

Dictionary attack

Dictionary of passwords is a list of passwords which coud be provided for customers to fast searching a password to write-protected transceivers. The dictionary is actual for most of chinese manufacturers.

Video guide