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Increase in RDP Scanning, (Tue, Apr 7th)

Back in January, I published a post “Network Security Perspective on Coronavirus Preparedness.” One of the items I pointed out was the need to plan for remote work, and how VPNs may present a resource constraint. As so often, some organizations ended up “winging it” last minute and ended up with less than optimal solutions. […]

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Increase in RDP Scanning, (Tue, Apr 7th)

Back in January, I published a post “Network Security Perspective on Coronavirus Preparedness.” One of the items I pointed out was the need to plan for remote work, and how VPNs may present a resource constraint. As so often, some organizations ended up “winging it” last minute and ended up with less than optimal solutions. […]

Comments Off on Increase in RDP Scanning, (Tue, Apr 7th) Continue Reading →

Increase in RDP Scanning, (Tue, Apr 7th)

Back in January, I published a post “Network Security Perspective on Coronavirus Preparedness.” One of the items I pointed out was the need to plan for remote work, and how VPNs may present a resource constraint. As so often, some organizations ended up “winging it” last minute and ended up with less than optimal solutions. […]

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Password Protected Malicious Excel Files, (Mon, Apr 6th)

We’ve been seeing quite some malicious Excel files with Excel 4 macros lately. A variant we are observing now, is password protected Excel 4 maldocs, using the binary file format .xls (and not OOXML, .xlsm). Password protected .xls files are not completely encrypted. Simply put: it’s the data of the BIFF records that is encrypted, […]

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Password Protected Malicious Excel Files, (Mon, Apr 6th)

We’ve been seeing quite some malicious Excel files with Excel 4 macros lately. A variant we are observing now, is password protected Excel 4 maldocs, using the binary file format .xls (and not OOXML, .xlsm). Password protected .xls files are not completely encrypted. Simply put: it’s the data of the BIFF records that is encrypted, […]

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Password Protected Malicious Excel Files, (Mon, Apr 6th)

We’ve been seeing quite some malicious Excel files with Excel 4 macros lately. A variant we are observing now, is password protected Excel 4 maldocs, using the binary file format .xls (and not OOXML, .xlsm). Password protected .xls files are not completely encrypted. Simply put: it’s the data of the BIFF records that is encrypted, […]

Comments Off on Password Protected Malicious Excel Files, (Mon, Apr 6th) Continue Reading →

Password Protected Malicious Excel Files, (Mon, Apr 6th)

We’ve been seeing quite some malicious Excel files with Excel 4 macros lately. A variant we are observing now, is password protected Excel 4 maldocs, using the binary file format .xls (and not OOXML, .xlsm). Password protected .xls files are not completely encrypted. Simply put: it’s the data of the BIFF records that is encrypted, […]

Comments Off on Password Protected Malicious Excel Files, (Mon, Apr 6th) Continue Reading →

Password Protected Malicious Excel Files, (Mon, Apr 6th)

We’ve been seeing quite some malicious Excel files with Excel 4 macros lately. A variant we are observing now, is password protected Excel 4 maldocs, using the binary file format .xls (and not OOXML, .xlsm). Password protected .xls files are not completely encrypted. Simply put: it’s the data of the BIFF records that is encrypted, […]

Comments Off on Password Protected Malicious Excel Files, (Mon, Apr 6th) Continue Reading →

Password Protected Malicious Excel Files, (Mon, Apr 6th)

We’ve been seeing quite some malicious Excel files with Excel 4 macros lately. A variant we are observing now, is password protected Excel 4 maldocs, using the binary file format .xls (and not OOXML, .xlsm). Password protected .xls files are not completely encrypted. Simply put: it’s the data of the BIFF records that is encrypted, […]

Comments Off on Password Protected Malicious Excel Files, (Mon, Apr 6th) Continue Reading →

Password Protected Malicious Excel Files, (Mon, Apr 6th)

We’ve been seeing quite some malicious Excel files with Excel 4 macros lately. A variant we are observing now, is password protected Excel 4 maldocs, using the binary file format .xls (and not OOXML, .xlsm). Password protected .xls files are not completely encrypted. Simply put: it’s the data of the BIFF records that is encrypted, […]

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