Category: Database Security

Database Security

Aug 18

Dissecting 190716 BP, PSU, RU and RUR

I am quarterly writing a post dissecting the changes implemented by Oracle CPUs so we can understand better the modifications implemented by Oracle in our Databases. To check previous changes, follow the links below: Dissecting 190416 BP, PSU, RU and RUR Dissecting 190115 BP, PSU, RU and RUR Dissecting 181016 BP, PSU, RU and RUR …

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May 24

Dissecting 190416 BP, PSU, RU and RUR

I am quarterly writing a post dissecting the changes implemented by Oracle CPUs so we can understand better the modifications implemented by Oracle in our Databases. To check previous changes, follow the links below: Dissecting 190115 BP, PSU, RU and RUR Dissecting 181016 BP, PSU, RU and RUR Dissecting 180717 BP, PSU, RU and RUR …

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Feb 01

Dissecting 190115 BP, PSU, RU and RUR

I am quarterly writing a post dissecting the changes implemented by Oracle CPUs so we can understand better the modifications implemented by Oracle in our Databases. To check previous changes, follow the links below: Dissecting 181016 BP, PSU, RU and RUR Dissecting 180717 BP, PSU, RU and RUR Dissecting 180417 BP, PSU, RU and RUR …

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Dec 05

Injecting a simple dbakit (or rootkit) in Oracle PL/SQL objects

In this article, I will show how it is extremely simple to inject a hidden rootkit inside an Oracle database PL/SQL object (like a procedure) making it very hard to detect for almost all DBA's and Security Admins. It's important to understand and know how those virus works so we can always be prepared to …

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Nov 26

Dissecting 181016 BP, PSU, RU and RUR

Since 2017 I am quarterly writing a post dissecting the changes implemented by Oracle CPUs so we can understand better the modifications implemented by Oracle in our Databases. To check previous changes, follow the links below: Dissecting 171017 BP, PSU, RU and RUR Dissecting 180116 BP, PSU, RU and RUR Dissecting 180417 BP, PSU, RU …

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