SEARCH KEYWORD -- SecurityManager
SecurityManager in Java is to check whether the application codes can access some restricted resource such as file, socket etc. This can be used in applications which have high security requirements. With this feature turned on, our system resources can be secured with only permitted operations. When JVM starts, it will first check whether the SecurityManager is on by checking the system property java.security.manager, if it's on, then an instance of SecurityManager will be created and it can be...
Previously we showed you how to turn on SecurityManager in Java. After SecurityManager is turned on, a series of permission checks will be applied on the code you are calling in your application to protect some resources against malicious access such as files, sockets etc. To perform these permission checks, a set of Permissions will be created and checked using the AccessController. The AccessController has three purposes : To decide whether an access to a critical system resource is to be all...
Previously we have introduced how Java performs permission check to protect resource access. What if sometimes we need to give some class the temporary access to some resource which it initially doesn't have? AccessController provides six doPrivileged methods to fulfill this requirement. These six methods have below signatures : static T doPrivileged(PrivilegedAction action)static T doPrivileged(PrivilegedAction action, AccessControlContext context)static T doPrivileged(PrivilegedExceptionA...
- What makes java application development the most desirable platform in the world?
- Why Choose Swift over Objective C for Mobile app development?
- A Guide To Estimating Cost Of Mobile Application Development
- Online training course for python from TIB
- How iPhone App Developers Will Get Benefited by iOS 11?
- Affects of Service Oriented Architectures and Web2.0 Phenomenon
- Native App Vs Hybrid App – Which One To Choose?
- Fashion Magazine For Men
- Social Media Tips to Building a Greater Online Presence
- How to install Oracle database on Linux using response file