The countermeasures to a buffer overflow are as follows:
* Perform manual auditing of the code.
* Stack execution should be disabled.
* Take the support of the functions which are not the cause of the buffer overflow.
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* Take compiler support. For example, Java automatically checks if an array index is within the proper bounds. Use compilers such as Java instead of C to avoid buffer overflow attacks. Use tools such as StackGuard and Immunix System to avoid buffer overflows.
A stealth virus is a file virus. It infects the computer and then hides itself from detection by antivirus software. It uses various mechanisms to avoid detection by antivirus software.
“Nmap (“Network Mapperâ€) is a free and open source utility for network exploration or security auditing. Many systems and network administrators also find it useful for tasks such as network
LDAP Injection Overview LDAP Injection attacks are not as common as the other types of injection attacks, but if your product uses an LDAP server this must be tested. An