Category: SANS Internet Storm Center, InfoCON: green

Protected OOXML Spreadsheets, (Mon, Jul 15th)

I was asked a question about the protection of an .xlsm spreadsheet. I've written before on the protection of .xls spreadsheets, for example in diary entries “Unprotecting Malicious Documents For Inspection” and “16-bit Hash Collisions in .xls Spreadsheets”; and blog…

Wireshark 4.2.6 Released, (Sun, Jul 14th)

Wireshark release 4.2.6 fixes 1 vulnerability (SPRT parser crash) and 10 bugs. This article has been indexed from SANS Internet Storm Center, InfoCON: green Read the original article: Wireshark 4.2.6 Released, (Sun, Jul 14th)

16-bit Hash Collisions in .xls Spreadsheets, (Sat, Jul 13th)

A couple years ago, in diary entry “Unprotecting Malicious Documents For Inspection” I explain how .xls spreadsheets are password protected (but not encrypted). And in follow-up diary entry “Maldocs: Protection Passwords”, I talk about an update to my oledump plugin…