| Hash Type | Speed (Hashes/sec on RTX 4090) | Time to Crack All 8-Char Numeric (100M) | Time for 8-Char Alphanumeric (72^8) | | --- | --- | --- | --- | | MD5 | 200 billion/sec | ~0.0005 seconds | ~1 hour | | NTLM | 100 billion/sec | ~0.001 seconds | ~2 hours | | SHA-1 | 50 billion/sec | ~0.002 seconds | ~4 hours | | SHA-256 | 5 billion/sec | ~0.02 seconds | ~40 hours | | bcrypt (cost 5) | 200 thousand/sec | ~500 seconds | ~114 years |
The most effective security strategy is not simply making an 8-character password "complex," but transitioning to longer passphrases or, ideally, using a password manager to enable longer, unique passwords for every account. Passwords are often the first line of defense—making them as strong as possible is the easiest way to ensure peace of mind.
When you need fine‑grained control over generation rules, a Python script is the most flexible option. A minimal script to generate all 8‑digit numeric passwords: 8 Digit Password Wordlist
: A wordlist attack involves using a list of words to try and guess a password. This is why it's essential to avoid using common words or phrases as passwords.
Password policies should reject common patterns: sequential numbers ( 12345678 ), repeated characters ( 11111111 ), keyboard walks ( qwertyui ), and date formats. Many modern systems compare new passwords against breached password databases in real time, blocking those that have appeared in known data leaks. | Hash Type | Speed (Hashes/sec on RTX
This creates a file containing all 100 million combinations. Using Shell Scripting You can use a simple loop in Bash: seq -w 00000000 99999999 > 8digit_wordlist.txt Use code with caution. Best Practices for Password Security
Do not rely on dictionary words or simple substitutions. Instead: A minimal script to generate all 8‑digit numeric
With the rise of GPU (Graphics Processing Unit) cracking, 8-character passwords—even those with symbols—are no longer considered "unbreakable." A high-end consumer graphics card can test billions of guesses per second. A simple 8-digit numeric PIN can be cracked instantly, and a complex 8-character alphanumeric password can often be cracked in less than a day. How to Protect Yourself
contain millions of real-world passwords, including many 8-digit numeric ones found in historical data leaks. Generation Tools : Instead of downloading large files, tools like can generate these lists on the fly: crunch 8 8 0123456789 -o 8digit_list.txt to download, or do you need help generating a custom list for a specific security audit?
At first glance, an 8‑digit numeric wordlist might look like this:
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