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hashcat/docs/hashcat-help.md

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These docs are automatically generated by Github Actions see .github/workflows/build.yml \
All manual changes will be overwritten!
```
hashcat (v6.2.6) starting in help mode
Usage: hashcat [options]... hash|hashfile|hccapxfile [dictionary|mask|directory]...
- [ Options ] -
Options Short / Long | Type | Description | Example
================================+======+======================================================+=======================
-m, --hash-type | Num | Hash-type, references below (otherwise autodetect) | -m 1000
-a, --attack-mode | Num | Attack-mode, see references below | -a 3
-V, --version | | Print version |
-h, --help | | Print help. Use -hh to show all supported hash-modes | -h or -hh
--quiet | | Suppress output |
--hex-charset | | Assume charset is given in hex |
--hex-salt | | Assume salt is given in hex |
--hex-wordlist | | Assume words in wordlist are given in hex |
--force | | Ignore warnings |
--deprecated-check-disable | | Enable deprecated plugins |
--status | | Enable automatic update of the status screen |
--status-json | | Enable JSON format for status output |
--status-timer | Num | Sets seconds between status screen updates to X | --status-timer=1
--stdin-timeout-abort | Num | Abort if there is no input from stdin for X seconds | --stdin-timeout-abort=300
--machine-readable | | Display the status view in a machine-readable format |
--keep-guessing | | Keep guessing the hash after it has been cracked |
--self-test-disable | | Disable self-test functionality on startup |
--loopback | | Add new plains to induct directory |
--markov-hcstat2 | File | Specify hcstat2 file to use | --markov-hcstat2=my.hcstat2
--markov-disable | | Disables markov-chains, emulates classic brute-force |
--markov-classic | | Enables classic markov-chains, no per-position |
--markov-inverse | | Enables inverse markov-chains, no per-position |
-t, --markov-threshold | Num | Threshold X when to stop accepting new markov-chains | -t 50
--metal-compiler-runtime | Num | Abort Metal kernel build after X seconds of runtime | --metal-compiler-runtime=180
--runtime | Num | Abort session after X seconds of runtime | --runtime=10
--session | Str | Define specific session name | --session=mysession
--restore | | Restore session from --session |
--restore-disable | | Do not write restore file |
--restore-file-path | File | Specific path to restore file | --restore-file-path=x.restore
-o, --outfile | File | Define outfile for recovered hash | -o outfile.txt
--outfile-format | Str | Outfile format to use, separated with commas | --outfile-format=1,3
--outfile-json | | Force JSON format in outfile format |
--outfile-autohex-disable | | Disable the use of $HEX[] in output plains |
--outfile-check-timer | Num | Sets seconds between outfile checks to X | --outfile-check-timer=30
--wordlist-autohex-disable | | Disable the conversion of $HEX[] from the wordlist |
-p, --separator | Char | Separator char for hashlists and outfile | -p :
--stdout | | Do not crack a hash, instead print candidates only |
--show | | Compare hashlist with potfile; show cracked hashes |
--left | | Compare hashlist with potfile; show uncracked hashes |
--username | | Enable ignoring of usernames in hashfile |
--dynamic-x | | Ignore $dynamic_X$ prefix in hashes |
--remove | | Enable removal of hashes once they are cracked |
--remove-timer | Num | Update input hash file each X seconds | --remove-timer=30
--potfile-disable | | Do not write potfile |
--potfile-path | File | Specific path to potfile | --potfile-path=my.pot
--encoding-from | Code | Force internal wordlist encoding from X | --encoding-from=iso-8859-15
--encoding-to | Code | Force internal wordlist encoding to X | --encoding-to=utf-32le
--debug-mode | Num | Defines the debug mode (hybrid only by using rules) | --debug-mode=4
--debug-file | File | Output file for debugging rules | --debug-file=good.log
--induction-dir | Dir | Specify the induction directory to use for loopback | --induction=inducts
--outfile-check-dir | Dir | Specify the directory to monitor 3rd party outfiles | --outfile-check-dir=x
--logfile-disable | | Disable the logfile |
--hccapx-message-pair | Num | Load only message pairs from hccapx matching X | --hccapx-message-pair=2
--nonce-error-corrections | Num | The BF size range to replace AP's nonce last bytes | --nonce-error-corrections=16
--keyboard-layout-mapping | File | Keyboard layout mapping table for special hash-modes | --keyb=german.hckmap
--truecrypt-keyfiles | File | Keyfiles to use, separated with commas | --truecrypt-keyf=x.png
--veracrypt-keyfiles | File | Keyfiles to use, separated with commas | --veracrypt-keyf=x.txt
--veracrypt-pim-start | Num | VeraCrypt personal iterations multiplier start | --veracrypt-pim-start=450
--veracrypt-pim-stop | Num | VeraCrypt personal iterations multiplier stop | --veracrypt-pim-stop=500
-b, --benchmark | | Run benchmark of selected hash-modes |
--benchmark-all | | Run benchmark of all hash-modes (requires -b) |
--benchmark-min | | Set benchmark min hash-mode (requires -b) | --benchmark-min=100
--benchmark-max | | Set benchmark max hash-mode (requires -b) | --benchmark-max=1000
--speed-only | | Return expected speed of the attack, then quit |
--progress-only | | Return ideal progress step size and time to process |
-c, --segment-size | Num | Sets size in MB to cache from the wordfile to X | -c 32
--bitmap-min | Num | Sets minimum bits allowed for bitmaps to X | --bitmap-min=24
--bitmap-max | Num | Sets maximum bits allowed for bitmaps to X | --bitmap-max=24
--bridge-parameter1 | Str | Sets the generic parameter 1 for a Bridge |
--bridge-parameter2 | Str | Sets the generic parameter 2 for a Bridge |
--bridge-parameter3 | Str | Sets the generic parameter 3 for a Bridge |
--bridge-parameter4 | Str | Sets the generic parameter 4 for a Bridge |
--cpu-affinity | Str | Locks to CPU devices, separated with commas | --cpu-affinity=1,2,3
--hook-threads | Num | Sets number of threads for a hook (per compute unit) | --hook-threads=8
-H, --hash-info | | Show information for each hash-mode | -H or -HH
--example-hashes | | Alias of --hash-info |
--backend-ignore-cuda | | Do not try to open CUDA interface on startup |
--backend-ignore-hip | | Do not try to open HIP interface on startup |
--backend-ignore-metal | | Do not try to open Metal interface on startup |
--backend-ignore-opencl | | Do not try to open OpenCL interface on startup |
-I, --backend-info | | Show system/environment/backend API info | -I or -II
-d, --backend-devices | Str | Backend devices to use, separated with commas | -d 1
-Y, --backend-devices-virtmulti| Num | Spawn X virtual instances on a real device | -Y 8
-R, --backend-devices-virthost | Num | Sets the real device to create virtual instances | -R 1
--backend-devices-keepfree | Num | Keep specified percentage of device memory free | --backend-devices-keepfree=5
-D, --opencl-device-types | Str | OpenCL device-types to use, separated with commas | -D 1
-O, --optimized-kernel-enable | | Enable optimized kernels (limits password length) |
-M, --multiply-accel-disable | | Disable multiply kernel-accel with processor count |
-w, --workload-profile | Num | Enable a specific workload profile, see pool below | -w 3
-n, --kernel-accel | Num | Manual workload tuning, set outerloop step size to X | -n 64
-u, --kernel-loops | Num | Manual workload tuning, set innerloop step size to X | -u 256
-T, --kernel-threads | Num | Manual workload tuning, set thread count to X | -T 64
--backend-vector-width | Num | Manually override backend vector-width to X | --backend-vector-width=4
--spin-damp | Num | Use CPU for device synchronization, in percent | --spin-damp=10
--hwmon-disable | | Disable temperature and fanspeed reads and triggers |
--hwmon-temp-abort | Num | Abort if temperature reaches X degrees Celsius | --hwmon-temp-abort=100
--scrypt-tmto | Num | Manually override TMTO value for scrypt to X | --scrypt-tmto=3
-s, --skip | Num | Skip X words from the start | -s 1000000
-l, --limit | Num | Limit X words from the start + skipped words | -l 1000000
--keyspace | | Show keyspace base:mod values and quit |
--total-candidates | | Show total candidate count (base*mod) and quit |
-j, --rule-left | Rule | Single rule applied to each word from left wordlist | -j 'c'
-k, --rule-right | Rule | Single rule applied to each word from right wordlist | -k '^-'
-r, --rules-file | File | Multiple rules applied to each word from wordlists | -r rules/best64.rule
-g, --generate-rules | Num | Generate X random rules | -g 10000
--generate-rules-func-min | Num | Force min X functions per rule |
--generate-rules-func-max | Num | Force max X functions per rule |
--generate-rules-func-sel | Str | Pool of rule operators valid for random rule engine | --generate-rules-func-sel=ioTlc
--generate-rules-seed | Num | Force RNG seed set to X |
-1, --custom-charset1 | CS | User-defined charset ?1 | -1 ?l?d?u
-2, --custom-charset2 | CS | User-defined charset ?2 | -2 ?l?d?s
-3, --custom-charset3 | CS | User-defined charset ?3 |
-4, --custom-charset4 | CS | User-defined charset ?4 |
-5, --custom-charset5 | CS | User-defined charset ?5 |
-6, --custom-charset6 | CS | User-defined charset ?6 |
-7, --custom-charset7 | CS | User-defined charset ?7 |
-8, --custom-charset8 | CS | User-defined charset ?8 |
--identify | | Shows all supported algorithms for input hashes | --identify my.hash
-i, --increment | | Enable mask increment mode |
-ii,--increment-inverse | | Increment from right-to-left |
--increment-min | Num | Start mask incrementing at X | --increment-min=4
--increment-max | Num | Stop mask incrementing at X | --increment-max=8
-S, --slow-candidates | | Enable slower (but advanced) candidate generators |
--bypass-delay | Num | Seconds delay between checking bypass threshold | --bypass-delay=5
--bypass-threshold | Num | Minimum amount of founds to avoid being bypassed | --bypass-threshold=5
--brain-server | | Enable brain server |
--brain-server-timer | Num | Update the brain server dump each X seconds (min:60) | --brain-server-timer=300
-z, --brain-client | | Enable brain client, activates -S |
--brain-client-features | Num | Define brain client features, see below | --brain-client-features=3
--brain-host | Str | Brain server host (IP or domain) | --brain-host=127.0.0.1
--brain-port | Port | Brain server port | --brain-port=13743
--brain-password | Str | Brain server authentication password | --brain-password=bZfhCvGUSjRq
--brain-session | Hex | Overrides automatically calculated brain session | --brain-session=0x2ae611db
--brain-session-whitelist | Hex | Allow given sessions only, separated with commas | --brain-session-whitelist=0x2ae611db
--color-cracked | | Enables color output for cracked hashes |
- [ Hash Modes ] -
please use -hh to show all supported Hash Modes
- [ Brain Client Features ] -
# | Features
===+========
1 | Send hashed passwords
2 | Send attack positions
3 | Send hashed passwords and attack positions
- [ Outfile Formats ] -
# | Format
===+========
1 | hash[:salt]
2 | plain
3 | hex_plain
4 | crack_pos
5 | timestamp absolute
6 | timestamp relative
- [ Rule Debugging Modes ] -
# | Format
===+========
1 | Finding-Rule
2 | Original-Word
3 | Original-Word:Finding-Rule
4 | Original-Word:Finding-Rule:Processed-Word
5 | Original-Word:Finding-Rule:Processed-Word:Wordlist
- [ Attack Modes ] -
# | Mode
===+======
0 | Straight
1 | Combination
3 | Brute-force
6 | Hybrid Wordlist + Mask
7 | Hybrid Mask + Wordlist
9 | Association
- [ Built-in Charsets ] -
? | Charset
===+=========
l | abcdefghijklmnopqrstuvwxyz [a-z]
u | ABCDEFGHIJKLMNOPQRSTUVWXYZ [A-Z]
d | 0123456789 [0-9]
h | 0123456789abcdef [0-9a-f]
H | 0123456789ABCDEF [0-9A-F]
s | !"#$%&'()*+,-./:;<=>?@[\]^_`{|}~
a | ?l?u?d?s
b | 0x00 - 0xff
- [ OpenCL Device Types ] -
# | Device Type
===+=============
1 | CPU
2 | GPU
3 | FPGA, DSP, Co-Processor
- [ Workload Profiles ] -
# | Performance | Runtime | Power Consumption | Desktop Impact
===+=============+=========+===================+=================
1 | Low | 2 ms | Low | Minimal
2 | Default | 12 ms | Economic | Noticeable
3 | High | 96 ms | High | Unresponsive
4 | Nightmare | 480 ms | Insane | Headless
- [ License ] -
hashcat is licensed under the MIT license
Copyright and license terms are listed in docs/license.txt
- [ Basic Examples ] -
Attack- | Hash- |
Mode | Type | Example command
==================+=======+==================================================================
Wordlist | $P$ | hashcat -a 0 -m 400 example400.hash example.dict
Wordlist + Rules | MD5 | hashcat -a 0 -m 0 example0.hash example.dict -r rules/best64.rule
Brute-Force | MD5 | hashcat -a 3 -m 0 example0.hash ?a?a?a?a?a?a
Combinator | MD5 | hashcat -a 1 -m 0 example0.hash example.dict example.dict
Association | $1$ | hashcat -a 9 -m 500 example500.hash 1word.dict -r rules/best64.rule
If you still have no idea what just happened, try the following pages:
* https://hashcat.net/wiki/#howtos_videos_papers_articles_etc_in_the_wild
* https://hashcat.net/faq/
If you think you need help by a real human come to the hashcat Discord:
* https://hashcat.net/discord
```
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