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February 22, 2017 16:06
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Generate strong and easy to type passwords. Tested with OpenBSD 5.2, Ubuntu 10.04, Ubuntu 12.04 and Mac OS X 10.8.
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| #/bin/sh | |
| # copy to /usr/local/bin | |
| # usage: genpass [length] | |
| LENGTH=12 | |
| if [ 0 -lt $(($1)) ]; then | |
| LENGTH=$1 | |
| fi | |
| # extract enough bytes from the random number generator | |
| dd bs=$((80*$LENGTH)) count=1 if=/dev/random 2>/dev/null | LC_CTYPE=C tr -cd 'ABCDEFGHJKLMNPQRSTUVWXYZ' | cut -b 1-$LENGTH |
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