Failed To Crack Handshake Wordlistprobabletxt Did Not Contain Password 2021 [FAST × 2024]

This error typically appears when using a Wi-Fi penetration testing tool (e.g., aircrack-ng, hashcat, or pyrit) to crack a WPA/WPA2 handshake capture. The tool reports that the password was not found in the specified wordlist (probable.txt), even though the capture and attack appeared to run correctly.

Scenario: A penetration tester tries to crack a home Wi-Fi handshake.
Handshake: Valid, captured correctly.
Wordlist: probable.txt (full 1.6B passwords).
Result: "Failed to crack."

After probing, the password was found to be:
MyDogLovesTacos#2021! – long, includes a year and special char, but not in any breach list. However, with a rule set (-r toggles3.rule + -r leetspeak.rule) and rockyou.txt as base, the crack succeeded within 6 minutes.

The failure wasn’t the handshake or the tool – it was relying on raw wordlists without mutation.

Since the initial dictionary attack failed, the attack vector must evolve from "Opportunistic" to "Targeted."

Step 1: Custom Rule-Based Attack Instead of swapping the wordlist, apply mutation rules to the existing list. Tools like Hashcat utilize rule files (e.g., OneRuleToRuleThemAll or best64.rule).

Step 2: Targeted Wordlist Generation (CeWL) If the target is a corporate entity or a specific individual:

Step 3: Brute-Force Mask Attack If the target is a default ISP router where the password format is known (e.g., 8 numeric digits, or 10 alphanumeric uppercase):

Step 4: Verification of the Handshake Before escalating compute time, verify the integrity of the handshake.

If handshake fails, try capturing PMKID (no deauth needed) and crack with -m 16800 (now -m 22000).

By 2021, WPA3 was slowly appearing. If you capture a WPA3 handshake and feed it into tools expecting WPA2, you’ll get no cracks – even with the right password. aircrack-ng of that era didn’t support WPA3 SAE.

The string failed to crack handshake wordlistprobabletxt did not contain password 2021 breaks down as follows:

The capture sat silent for days, a frozen puzzle of packets and promise. The 4-way handshake blinked green on the analyzer—proof a client and access point had agreed on keys and then moved on—yet the final prize, the passphrase itself, refused to appear. The toolchain launched its assault: a hundred thousand words, permutations, leetspeak variants, mangled capitals and punctuation. Each candidate walked up to the gate and was politely turned away. This error typically appears when using a Wi-Fi

wordlistprobable.txt felt exhaustive. It wore the confidence of curated leaks and clever rulesets; its lines ranged from common phrases to oddly specific concatenations gleaned from breached profiles and pattern mining. But the handshake did not care about human intuition. The true passphrase lay outside the map the attackers had drawn—an outlier, a long phrase, or a cleverly engineered composition that avoided predictable signals.

There’s a strange poetry to failure in cracking. It forces humility: no amount of compute guarantees success when entropy is well chosen. It teaches the defender and the attacker different lessons. For the defender, it’s confirmation: a thoughtfully picked passphrase—long, unique, and uncorrelated to personal data—can render even exhaustive wordlists useless. For the attacker, it’s a pivot point: abandon brute force and look for other vectors (social engineering, device vulnerability, misconfiguration), or accept the practical impossibility and move on.

2021 brought renewed attention to password hygiene and passphrase length, and this case was typical. wordlistprobable.txt represented what many consider "probable" passwords—those easy to guess from human tendencies—but the real world is increasingly populated by improbable strings. In the end, the handshake kept its secret. The logs recorded a dozen retries and then silence; the wordlist, once a symbol of brute force optimism, joined the archive of attempts that taught more by failing than by succeeding.

This error message typically appears when using (or Wifite2), an automated wireless auditing tool, during a WPA/WPA2 dictionary attack. It indicates that while a four-way handshake

—the exchange of messages that occurs when a client connects to a Wi-Fi network—was successfully captured, the specific password for that network was not found within the used wordlist Meaning of the Error Failed to crack handshake

: The tool has the necessary data (the handshake) to verify a password but could not find a match. wordlist-probable.txt

: This is a default or commonly used wordlist file containing "probable" or high-frequency passwords. did not contain password

: None of the entries in the text file matched the encrypted key from the handshake. Common Causes & Troubleshooting Inadequate Wordlist

: The most likely cause is that the actual password is more complex than the entries in wordlist-probable.txt

. Many users switch to larger, more comprehensive lists like the RockYou wordlist pre-installed on Kali Linux at /usr/share/wordlists/rockyou.txt.gz Incomplete Handshake

: Sometimes Wifite reports a captured handshake that is "incomplete" or corrupted, making it impossible to crack even with the correct password. Tools like

can sometimes provide more detailed feedback on handshake validity. Password Length/Complexity Scenario : A penetration tester tries to crack

: WPA/WPA2 passwords must be between 8 and 63 characters. If the target password uses special characters, mixed cases, or is very long, a "probable" list will likely fail. SSID Dependency

: WPA/WPA2 passwords are salted with the network's SSID during the PBKDF2 hashing process. If the SSID was captured incorrectly, the cracking process will fail regardless of the wordlist used. Recommended Next Steps Dictionary · Issue #242 · derv82/wifite2 - GitHub

Troubleshooting: "Failed to Crack Handshake - wordlist/probable.txt Did Not Contain Password"

If you are seeing the error "failed to crack handshake" while using tools like Aircrack-ng or Hashcat, it simply means the specific password used for the Wi-Fi network was not inside the wordlist you provided (in this case, probable.txt). This is a common hurdle in penetration testing. Why Did the Crack Fail?

Cracking a WPA2/WPA3 handshake is not a "magic" process; it is a dictionary attack. The software takes every plain-text word in your file, hashes it, and compares it to the captured handshake.

Wordlist Limitations: The probable.txt list is a popular medium-sized wordlist, but it only contains common passwords. If the target password is "Pizza12345!" and your list only has "pizza12345", the crack will fail.

Complexity: Modern security standards encourage passwords longer than 8 characters with mixed cases and symbols. Most standard wordlists don't cover these variations unless they are massive.

The Handshake Quality: Occasionally, a "false positive" handshake capture occurs. If the capture is corrupted or incomplete, the software won't be able to validate a correct password even if it’s in your list. How to Solve It 1. Use a Better Wordlist

If probable.txt failed, you need to "level up" your dictionary.

Rockyou.txt: The gold standard for beginners. It contains over 14 million common passwords. (Found in Kali Linux at /usr/share/wordlists/rockyou.txt.gz).

Weakpass: Websites like Weakpass.com offer massive, curated databases (GBs in size) that are updated for 2021-2022 trends. 2. Use "Mask" Attacks (Brute Force)

If you suspect the password follows a certain pattern (e.g., a phone number or a specific date), stop using wordlists and use a Mask Attack in Hashcat. After probing, the password was found to be:

Example: If you know the password is 8 digits long, Hashcat can try every combination of 0-9 much faster than reading from a text file. 3. Rule-Based Attacks

Instead of finding a bigger list, you can make your current list "smarter" using rules. Tools like Hashcat can take probable.txt and automatically try variations like: Capitalizing the first letter. Adding "123" to the end. Replacing 's' with '$'. 4. Verify Your Cap File

Before wasting hours on a massive wordlist, ensure your capture file is clean. Use a tool like Cowpatty or the Hashcat Utils to verify that the handshake is actually "crackable" and contains the necessary packets (EAPOL).

The error isn't a bug in your software; it’s just a sign that the "key" isn't in your "keyring." To move forward, switch from probable.txt to rockyou.txt or begin implementing custom rules to expand your search.

Do you have the Rockyou.txt file already indexed on your system, or would you like a command to generate a custom wordlist based on the target's info?

When a tool like wifite or aircrack-ng reports "Failed to crack handshake: wordlists-probable.txt did not contain password," it indicates that the cryptographic handshake was successfully captured, but the specific pre-shared key (password) for that network was not found within the used wordlist. Root Causes of Failure

Wordlist Limitations: The probable.txt (often associated with SecLists or Wifite's default top-4800 list) is a relatively small collection of common/probable passwords. If the target password is complex, long, or unique, it will not be in this list.

Complex Passphrases: WPA2 requires a minimum of 8 characters. If a user utilizes high-entropy combinations of uppercase, lowercase, numbers, and symbols, standard dictionary attacks will likely fail unless the specific password has appeared in a previous data breach.

Incomplete Handshake: Even if the password is in the list, cracking can fail if the captured file contains an "incomplete four-way handshake." This often happens if the signal was weak or the client/AP interaction was interrupted.

File Path Errors: In some instances, users report failure because the tool cannot correctly locate or parse the dictionary file, leading to a "not found" or "did not contain" message even if the user believes the password was added. Recommended Next Steps for Testing

WPA cracking not working even with correct password in wordlist #69

Here’s a technical write-up based on the error message:

“Failed to crack handshake – wordlist ‘probable.txt’ did not contain password (2021)”