Perl Security Patterns Comprehensive security guidelines for Perl applications covering input validation, injection prevention, and secure coding practices. When to Activate - Handling user input in Perl applications - Building Perl web applications (CGI, Mojolicious, Dancer2, Catalyst) - Reviewing Perl code for security vulnerabilities - Performing file operations with user-supplied paths - Executing system commands from Perl - Writing DBI database queries How It Works Start with taint-aware input boundaries, then move outward: validate and untaint inputs, keep filesystem and process executi…