Tagged: podcasts

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sed and awk will always rock, (Sun, May 18th)

Fresh off our discussion regarding PowerShell, now for something completely different. In order to bring balance to the force I felt I should share with you my recent use of sed , “the ultimate s tream ed itor” and awk , “an extremely versatile programming language for working on files” to solve one of fourteen challenges in a recent CTF exercise I participated in. The challenge included only a legitimate bitmap file (BMP) that had been modified via least siginficant bit (LSB) steganography and the following details