Remember the PMK formula: PBKDF2(password, SSID). The SSID is a salt. If you tell Aircrack the SSID is "Starbucks WiFi" but the real SSID is "Starbucks_WiFi" (note the underscore), the hashes will never match.
Case sensitivity matters: "ATT124" is different from "att124".
Special characters matter: A hidden SSID (null character) vs a visible one.
How to check: Open the CAP file in Wireshark. Look for a Beacon frame or an EAPOL frame. Inside the 802.11 header, you will find the exact SSID string. Copy and paste that into your command.
Do not type it from memory. Use:
aircrack-ng -w probable.txt -e "Exact_SSID_Here" yourcapture.cap
If you suspect a pattern (8 letters + 2 digits), mask attack is your friend:
hashcat -m 22000 handshake.hc22000 -a 3 ?l?l?l?l?l?l?l?l?d?d
This tries abcdefgh12, abcdefgh34, etc.
The creators of Probable Wordlists did amazing work. They aggregated real-world passwords by frequency. But even the most common passwords (like 12345678 or password) make up only a small fraction of total real-world secrets.
The moment a user picks something even slightly unique — MomAndPopsBakery — it falls outside the "probable" set.
If you want, tell me the cracking tool you used and a brief note about the handshake (tool output or EAPOL presence) and I’ll suggest specific commands and next-best wordlist/rule strategies.
Troubleshooting the "Failed to Crack Handshake" Error If you are seeing the message "failed to crack handshake: wordlist-probable.txt did not contain password," it means your penetration testing tool (like Aircrack-ng or Hashcat) successfully captured the WPA/WPA2 4-way handshake, but the specific password used by the network is not present in your current dictionary file.
Cracking a handshake is not a magic process; it is a brute-force or dictionary-based comparison. If the "key" isn't in your "keyring" (the wordlist), the software cannot unlock the hash. 1. Upgrade Your Wordlists
The file wordlist-probable.txt is often a smaller, optimized list of common passwords. If it fails, you need to move to more comprehensive databases.
Rockyou.txt: The gold standard for initial cracking. It contains over 14 million common passwords leaked from historical data breaches.
SecLists: A massive collection of multiple types of lists (usernames, passwords, payloads) available on GitHub.
Localized Lists: If you are testing a network in a specific country, find wordlists that include common names, slang, or local sports teams in that language. 2. Use Rule-Based Attacks Remember the PMK formula: PBKDF2(password, SSID)
Sometimes the password is a common word with a slight variation (e.g., Password123 instead of password). Instead of finding a bigger list, you can use Rules in tools like Hashcat to mutate your existing list. Rules can automatically try variations like: Capitalizing the first letter. Adding special characters or years (2023, 2024) to the end.
Replacing letters with numbers (L33t speak), such as 'e' to '3'. 3. Leverage "Mask" Attacks
If you have a hunch about the password structure, a Mask Attack is much more efficient than a random wordlist. For example, if you suspect the password is a specific 8-digit phone number or a specific pattern (like a capitalized word followed by four digits), you can set a mask like ?u?l?l?l?d?d?d?d. 4. Verify the Quality of Your Handshake
Before spending hours (or days) cracking, ensure the captured handshake is actually valid. If the capture is "noisy" or incomplete, the tool might fail even if the password is in your list.
Use aircrack-ng to check the packet count for the handshake.
Check for the EAPOL packets; you need at least messages 2 and 3 of the 4-way handshake for a reliable crack. 5. Hardware Limitations
Dictionary attacks are CPU/GPU intensive. If you are using a standard laptop CPU, your "keys per second" (k/s) will be low.
Switch to GPU: Tools like Hashcat utilize the massive parallel processing power of graphics cards, which can be hundreds of times faster than a CPU.
Cloud Cracking: For professional audits, services like OnlineHashCrack or AWS GPU instances can be used to run massive wordlists in minutes.
The error isn't a failure of the software, but a limitation of the data you provided. To move forward, you should try the rockyou.txt list or implement Hashcat rules to expand your search parameters.
Are you running this test on your own lab equipment or a specific router model? AI responses may include mistakes. Learn more
The error "failed to crack handshake wordlist-probable.txt did not contain password" is not a failure of your tools or skill – it’s a limitation of static wordlists. It tells you that the password wasn’t in that particular file. That’s it.
The real work begins after the error: switching to rule-based attacks, mask attacks, custom wordlists, or accepting that modern passwords may be uncrackable.
Remember: In legitimate penetration testing, not every handshake can be cracked. Document the attempt, note the error, and try another vector. But if you’re learning, treat this error as a gateway to mastering advanced password cracking techniques beyond simple wordlists. If you suspect a pattern (8 letters +
Disclaimer: This article is for educational purposes and authorized security testing only. Unauthorized cracking of WiFi networks is illegal in most jurisdictions.
This message appears when using or similar wireless security auditing tools. It indicates that the software successfully captured a WPA handshake but could not find the password within the specific dictionary file being used. Core Meaning
: You successfully captured the "4-way handshake," which is the exchange of data between a router and a client used to verify a password. wordlist-probable.txt
file (the dictionary of common passwords) does not contain the specific password for that network. : The attack has finished without finding the key. Recommended Next Steps
If you are performing a legitimate security audit, you can try several methods to proceed:
Failed to crack handshake: wordlists-probable.txt did ... - GitHub 26-Aug-2024 —
Metadata. Assignees. No one assigned. Labels. No labels. No labels. Projects. No projects. Milestone. No milestone. Relationships. Dictionary · Issue #242 · derv82/wifite2 - GitHub 06-Oct-2019 —
The "Failed to Crack Handshake" Wall: What to Do When wordlist-probable.txt Fails
It’s the message every security researcher dreads after hours of processing: "Failed to crack handshake: wordlist-probable.txt did not contain password."
When you're auditing a Wi-Fi network's security using tools like Aircrack-ng or Wifite2, a failed crack isn't a dead end—it's a signal to change your strategy. 1. Why Did it Fail? A failed crack usually comes down to one of two things:
The Password Isn't "Probable": The user may have followed best practices by using a long (16+ character), random, or unique password that simply isn't in a standard dictionary.
The Handshake is Corrupt: If you're 100% sure the password is in your list but it still fails, your captured handshake might be missing critical packets (EAPOL messages). 2. Upgrade Your Wordlist Strategy
If wordlist-probable.txt failed, it's time to move beyond generic lists.
Cybersecurity 101: Why Choosing a Secure Password Is So Important This tries abcdefgh12 , abcdefgh34 , etc
The error message "failed to crack handshake: wordlist-probable.txt did not contain password" is a standard output from automated Wi-Fi auditing tools like Wifite2. It indicates that the software successfully captured the WPA/WPA2 4-way handshake but could not find a matching passphrase within the specific dictionary file it was using. Why This Happens
A dictionary attack is only as effective as the list it uses. If the target Wi-Fi password is not one of the entries in wordlist-probable.txt, the software will naturally fail to crack it. This often happens because:
The default list is too small: wordlist-probable.txt (sometimes seen as wordlist-top4800-probable.txt) is a relatively tiny "starter" list designed for speed, not thoroughness.
Complex Passwords: If the target uses a long or random sequence (e.g., 8d2f!kL9), it is highly unlikely to be in any standard "probable" list. How to Improve Your Results
If you have captured a valid handshake, you can still attempt to crack it using better resources: wordlists | Kali Linux Tools
When Wifite or Aircrack-ng reports that a wordlist like wordlist-probable.txt did not contain the password, it simply means the actual Wi-Fi key is not among the specific entries in that file. This is a common wall in penetration testing because default wordlists are often too small or generic for modern security. 1. Upgrade Your Wordlist
The default probable.txt or top4800 lists are extremely basic. To increase your chances, use larger, industry-standard dictionaries:
RockYou.txt: The gold standard for cracking, containing over 14 million passwords. On Kali Linux, it is located at /usr/share/wordlists/rockyou.txt.gz. You must extract it first (using gunzip) before use.
Wifite Command with Custom List: Use the --dict flag to point to a better file:sudo wifite --dict /path/to/rockyou.txt.
Identify Patterns: If the target uses a default router password (e.g., an adjective followed by a noun and three digits), specialized wordlists for that specific router brand may be more effective than general lists. 2. Verify Handshake Integrity
Sometimes the crack fails because the captured handshake is incomplete or "noisy".
When you see this error, the issue falls into one of three categories:
Let’s explore each.