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Articles on Trending Technologies
Technical articles with clear explanations and examples
How to compare elements of a series by Python list using pandas series.ge() function?
By using the series.ge() method we can apply the Greater Than or Equal to comparison operation on elements of the series with a python list. The functionality of this ge() method in pandas series class is to check Greater Than or Equal to compare operation between elements of a series with another.Here another is one of the parameters of this ge() method, by using this we can give our second input (series or a scalar) and also we can apply this ge() Greater Than or Equal to comparison operation between series and a python list.Example 1In the following example, we ...
Read MoreWhat is the use of rfloordiv() function in pandas series?
The series.rfloordiv() function is used to apply the integer division operation to a pandas series objective by others, and it performs an element-wise division operation. The method rfloordiv is called reverse floordiv and is similar to the floordiv() method, but instead of calculating series // other it calculates other // series.The method supports the substitution of missing values in any of the inputs by using one of its parameter called fill_value. And the method has two more parameters called other, and level. Another is a 2nd input object (series or scalar), and the level is broadcast across a level.Example 1In ...
Read MoreWhat are the main Security Frameworks in information security?
In software development, a framework is a defined preserved mechanism in which another software project can be managed and developed. This definition seems to be promising as it hints that a framework provides more analyse and construction than a model.While a model is abstract and intangible, a framework is linked to comprehensible work. Furthermore, frameworks set suppositions and practices that are designed to directly implementation. In distinction, models provide the general direction for attaining a goal or result, but without acquiring into the refuse of practice and measures.A framework is a basic construct that describe suppositions, concepts, values, and practices, ...
Read MoreWhat is Security Model in information security?
A security model is a computer model which can be used to identify and impose security policies. It does not need some prior formation it can be founded on the access right model or analysing computing model or computation model.A security model is a structure in which a security policy is developed. The development of this security policy is geared to a specific setting or instance of a policy. A security policy is based upon authentication, but built inside the confines of a security model. For example, designing a security model based upon authentication and authorization, one consider the 4-factor ...
Read MoreWhat are the database security policy?
Database security defines the collective measures used to protect and secure a database or database management software from unauthorized use and malicious cyber threats and attacks. Database security is a layer of information security. It is generally concerned with physical protection of data, encryption of data in storage and data remanence problem.Data security is generally defined as the confidentiality, availability and integrity of data. In another terms, it is all of the practices and processes that are in place to provide data is not being used or accessed by permitted individuals or parties. Data security provides that the data is ...
Read MoreWhat is an Enterprise database security in information security?
Enterprise security is a multi-faceted concern that involves both the internal or proprietary business secrets of a company and the employee and user data associated to privacy laws. Enterprise security is targeted on data center, networking, and network server operations in practice, but technically start with human resources.Social engineering is the base cause of as many as two-thirds of some successful hacking attacks according to some security researchers. In social engineering attacks, weaknesses in human description, employee integrity, or personal gullibility are exploited by attackers to gain access to a web or data resources.Automated hacking attacks are script-driven and target ...
Read MoreWhat are the security issues in mobile database environment?
There are some security issues in mobile database environment which are as follows −Data Security in mobile data transfer − Disconnections appear of ten in wireless communication. They can be forced by the user because of storing communication costs or be persuaded by faults. This situation can expose the data consistency, even without considering replicas. Disconnections are basically a problem of the fundamental layers of a database, but the database system is also answerable for preventing data loss in case of such unexpected disconnections with the help of transaction recovery.Metadata Security in mobile data transfer − It includes a user ...
Read MoreWhat are the major issues in multilevel security based on distributed security manager?
There are several issues in in multilevel security based on distributed security manager which are as follows −Authentication − User authentication is the basic line of defence for mobile and handheld devices including Personal Digital Assistants (PDAs). Traditional authentication structure rely on supporting a centralized database of user identities, making it complex to authenticate users in a different management domain as depicted.This mechanism for supporting security in mobile device is a difficulty for each system supporting safe access to precious, private data, or personalized services. The authentication structure should be distributed, and the several components of the authenticator need to ...
Read MoreWhat are the techniques of database security in information security?
There are various techniques of database security which are as follows −Secure network connection − The mobile database and the main database have to be synchronized at definite times. The synchronization is performed in the system software of the mobile database and is implemented over the http protocol.Encrypted local database − The local database on the mobile device is encrypted and every time the user opens the mobile database, it has to enter his password. In case the mobile device is taken or broken by an intruder, the data that is stored on the local database is not understandable. The ...
Read MoreWhat are the strategy of mobile database system in information security?
There are various strategy of mobile database system which are as follows −Perfecting the Authentication Mechanism − It can avoid illegal terminal access deceptively and background information can be damaged, it is required for identity authentication, when mobile user and service database operating synchronous in the mobile database system.When it required to connect or disconnect mobile user, the mobile database needs to carry on identity verification itself, because the users input their user name and password, so can query, change the local caching after verification in mobile user. But the mobile user is needed to verify identity in the database ...
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