($_ contains a line of the file)     substr( $_, 0, 16) =~ tr/0-9/AB\-C-HJK/; That will make the substitution directly in $_ . A substitution like this is not sturdy encryption, just an obscuration.

Update: Changed tr string to fit the spec.

After Compline,
Zaxo

In reply to Re: Simple Encryption question by Zaxo
in thread Simple Encryption question by rman

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