Added some scripts to do math on password strength and generate random dictionary passphrases.
This commit is contained in:
Maarten Billemont
130
platform-independent/scripts/timetocrack
Executable file
130
platform-independent/scripts/timetocrack
Executable file
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#!/usr/bin/env bash
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source bashlib
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calc() { python -c "import math; print $1"; }
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inf 'Calculate the maximum amount of time required to brute-force search for a password.'
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## CLASSES
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V="AEIOU"
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C="BCDFGHJKLMNPQRSTVWXYZ"
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v="aeiou"
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c="bcdfghjklmnpqrstvwxyz"
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A="$V$C"
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a="$V$v$C$c"
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n="0123456789"
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o="&@%?,=[]_:-+*\$#!'^~;()/."
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x="$a$n$o"
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w="@~/.dictionary"
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## METRICS
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# Last update: 2016-09
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# GTX Titan X can generate about 402.7M HMAC-SHA-256 hashes per second (5301.7M SHA1). (ref. https://hashcat.net/forum/thread-4314.html)
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# GTX Titan X can be bought for about 950$ used. (ref. amazon.com)
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#hardwareName='GTX Titan X (SHA1)' hardwareSpeed='5302M'
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#hardwareName='GTX Titan X (SHA1 @ 5k$)' hardwareSpeed='5302M * 5k / 950'
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#hardwareName='GTX Titan X (SHA1 @ 20k$)' hardwareSpeed='5302M * 20k / 950'
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#hardwareName='GTX Titan X (SHA1 @ 20M$)' hardwareSpeed='5302M * 20M / 950'
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#hardwareName='GTX Titan X (SHA1 @ 5B$)' hardwareSpeed='5302M * 5B / 950'
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hardwareName='GTX Titan X (HMAC-SHA-256 @ 950$)' hardwareSpeed='403M'
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#hardwareName='GTX Titan X (HMAC-SHA-256 @ 5k$)' hardwareSpeed='403M * 5k / 950'
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#hardwareName='GTX Titan X (HMAC-SHA-256 @ 20k$)' hardwareSpeed='403M * 20k / 950'
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#hardwareName='GTX Titan X (HMAC-SHA-256 @ 20M$)' hardwareSpeed='403M * 20M / 950'
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#hardwareName='GTX Titan X (HMAC-SHA-256 @ 5B$)' hardwareSpeed='403M * 5B / 950'
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# mpw-bench
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#hardwareName='2.3 GHz i7, 8GB (MPW)' hardwareSpeed=7.46
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# ASICs
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hardwareName='AntMiner L3+ (scrypt)' hardwareSpeed='1M'
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#hardwareName='AntMiner L3+ (scrypt @ 5k$)' hardwareSpeed='1M * 5k / 2500'
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#hardwareName='AntMiner L3+ (scrypt @ 20k$)' hardwareSpeed='1M * 20k / 2500'
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#hardwareName='AntMiner L3+ (scrypt @ 20M$)' hardwareSpeed='1M * 20M / 2500'
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#hardwareName='AntMiner L3+ (scrypt @ 5B$)' hardwareSpeed='1M * 5B / 2500'
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hardwareName='AntMiner S9 (SHA256)' hardwareSpeed='14T'
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#hardwareName='AntMiner S9 (SHA256 @ 5k$)' hardwareSpeed='14T * 5k / 1288'
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#hardwareName='AntMiner S9 (SHA256 @ 20k$)' hardwareSpeed='14T * 20k / 1288'
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#hardwareName='AntMiner S9 (SHA256 @ 20M$)' hardwareSpeed='14T * 20M / 1288'
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#hardwareName='AntMiner S9 (SHA256 @ 5B$)' hardwareSpeed='14T * 5B / 1288'
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second='1'
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secondsInHour='3600'
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secondsInDay='3600 * 24'
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secondsInMonth='3600 * 24 * 30'
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secondsInYear='3600 * 24 * 356'
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hardwareSpeed=${hardwareSpeed//k/000}
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hardwareSpeed=${hardwareSpeed//M/000000}
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hardwareSpeed=${hardwareSpeed//G/000000000}
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hardwareSpeed=${hardwareSpeed//T/000000000000}
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## SEARCH SPACE
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hr
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inf 'SEARCH SPACE'
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inf 'You can use the following variables:'
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for _c in V C v c A a n o x w; do
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cc=${!_c}
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if [[ $cc = @* ]]; then
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file=${cc#@} file=${file/#~\//$HOME\/}
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read cs < <(wc -l < "$file")
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else
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cs=${#cc}
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fi
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inf '%s: Class contains %d entities: %s' "$_c" "$cs" "$cc"
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done
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spaceString=${1:-$(ask -d "x ** 12" "Amount of space?")}
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case "$spaceString" in
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-mp*) mpmode=${spaceString#-mp} mpmode=${mpmode:-long}
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case "$mpmode" in
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long|l) spaceString='(CvcvnoCvcvCvcv+CvcvCvcvnoCvcv+CvcvCvcvCvcvno+CvccnoCvcvCvcv+CvccCvcvnoCvcv+CvccCvcvCvcvno+CvcvnoCvccCvcv+CvcvCvccnoCvcv+CvcvCvccCvcvno+CvcvnoCvcvCvcc+CvcvCvcvnoCvcc+CvcvCvcvCvccno+CvccnoCvccCvcv+CvccCvccnoCvcv+CvccCvccCvcvno+CvcvnoCvccCvcc+CvcvCvccnoCvcc+CvcvCvccCvccno+CvccnoCvcvCvcc+CvccCvcvnoCvcc+CvccCvcvCvccno)' ;;
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max|secure|x) spaceString='aonxxxxxxxxxxxxxxxxx+axxxxxxxxxxxxxxxxxon' ;;
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med|m) spaceString='CvcnoCvc+CvcCvcno' ;;
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basic|b) spaceString='aaanaaan+aannaaan+aaannaaa' ;;
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esac ;;
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esac
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space=$spaceString
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for _c in V C v c A a n o x w; do
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cc=${!_c}
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if [[ $cc = @* ]]; then
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file=${cc#@} file=${file/#~\//$HOME\/}
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read cs < <(wc -l < "$file")
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else
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cs=${#cc}
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fi
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space=${space//$_c/ 0$cs }
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done
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# Replace sequences of numbers by multiplication of those numbers. Then, pretty-print.
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space=$(sed -e 's/\([[:digit:]]\) *\([[:digit:]]\)/\1 * \2/g' -e 's/ 00*\([1-9]\)/ \1/g' <<< "$space")
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space=$(tr -s ' ' <<< "$space") space=${space# } space=${space% }
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inf ''
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inf "Search space: %s = %s = %'.f possibilities to try (~%.1f bit)." "$spaceString" "$space" "$(calc "$space")" "$(bc -l <<< "l($(calc "$space")) / l(2)")"
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## CLUSTER SIZE
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hr
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inf 'CLUSTER SIZE'
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inf "Simulating %s at a rate of about %'.1f attempts per second." "$hardwareName" "$(calc "$hardwareSpeed")"
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cluster=$(ask -d 1 "Amount of GPUs?")
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## CALCULATE
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hr
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inf 'TIMING'
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inf "Time to search the entire space using %d GPUs of type %s (rate=%'.1f/s)" "$cluster" "$hardwareName" "$(calc "$hardwareSpeed")"
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timing() {
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local title=$1 unit=$2 precision=$3 seconds=$4
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time=$(calc "1.0 * ($space) / ($hardwareSpeed * $cluster) / ($seconds)")
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percent=$(calc "100.0 * ($hardwareSpeed * $cluster) * ($seconds) / ($space)")
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amount=$(calc "$percent / 100.0")
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if [[ $amount = 0.* ]]; then
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inf "%10s to crack: %'0.${precision}f (search rate is %0.0f%% / %s)" \
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"$title" "$time" "$percent" "$unit"
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else
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inf "%10s to crack: %'0.${precision}f (completes %0.1fx / %s)" \
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"$title" "$time" "$amount" "$unit"
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fi
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}
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timing Seconds s 0 "$second"
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timing Hours h 2 "$secondsInHour"
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timing Days d 3 "$secondsInDay"
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timing Months m 4 "$secondsInMonth"
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timing Years y 4 "$secondsInYear"
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