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jakebathman/random.sh

Created April 25, 2018 21:11
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Random string generator
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random.sh
# Use these on the command line to generate random strings
# Tested in CentOS and macOS
# All printable characters
head /dev/urandom | LC_CTYPE=C tr -dc "[:print:]" | head -c 32
# Only A-Za-z0-9
head /dev/urandom | LC_CTYPE=C tr -dc "A-Za-z0-9" | head -c 32
# Alphanum with some special characters
head /dev/urandom | LC_CTYPE=C tr -dc 'A-Za-z0-9%^&*()\-=_+' | head -c 32
# Numbers only
head /dev/urandom | LC_CTYPE=C tr -dc 0-9 | head -c 32
# Letters only
head /dev/urandom | LC_CTYPE=C tr -dc A-Za-z | head -c 32
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