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Let's consider a scenario where we would want to know if a Perl hash already contains a key or not. To do so in Perl, we can use the exists() function. In this tutorial, we will explore the exists function with the help of two examples. The exists() Function in Perl In Perl, the exists() function checks whether a particular element exists or not in an array or a hash. If the requested element appears in the input array or hash, this function returns "1", else it returns "0". Example 1 Consider the code shown below. In this example, we ... Read More
In Perl, we can check whether an array contains a particular value or not with the help of the "grep" keyword. The grep function in Perl is used to filter the input supplied in the function as a parameter out of the list of items. Similar to Linux, it uses the given input to find the matching value. The grep() Method "grep" is a built-in function in Perl, we can pass our regular expression inside this function. It will check the input for matching values and return a list based on whether the condition is true or false. Syntax As ... Read More
In most programming languages, we can use the "break" keyword to break out of any type of loop. In Perl too, we have the "break" keyword available, but the keyword that is used the most to break out of a loop is the "last" keyword. The "last" Statement in Perl The "last" statement is used in Perl loops to exit a loop immediately; it is the equivalent of the "break" statement in C/C++ and Java. In practice, you often use the "last" statement to exit a loop if one of the conditions is met, for example, you find an ... Read More
Cybersecurity professionals use every available technological edge when formulating a plan to counteract the persistent threats posed by hackers and other cybercriminals. Artificial intelligence (AI) and machine learning (ML) are two cutting-edge technologies that have completely altered the cyber security landscape. The majority of organizations (63%) use machine learning in some capacity, 82% report a financial return on their AI investment, and 88% want to boost AI expenditure this year, as per the Deloitte State of AI in the Enterprise Survey. As for the use of ML and AI in the business world of cyberspace, where exactly would you look ... Read More
There is a lot to study if you want to become a complete security professional. Training in ethical hacking is a fantastic place to begin, but if you want to stand out to potential employers or are simply interested in improving your skills, you should check for ECSA certification. Even if you already have a job in cybersecurity, you should familiarize yourself with ECSA v10. An ECSA course dramatically increases your value to potential employers and knowledge base. What is ECSA? The ECSA certification program develops on the foundation of certifications such as the Certified Ethical Hacker (CEH). It's a ... Read More
Companies are becoming more optimistic about their ability to translate increased IT productivity into tangible cost reductions as they modernize their internal information technology (IT) infrastructures by incorporating game-changing new technologies and industry-standard best practices. It is because these technologies are becoming more accessible and affordable. It is because firms are developing increased confidence in fulfilling these obligations. It is due to the technologies mentioned above being less prohibitively costly and more easily accessible in the present day and age. The IT organization's future looks brighter than ever for several reasons, some of which include enhanced service quality, big data, ... Read More
The Microsoft Excel program can organize data, conduct business analyses, and manage operations and people, such as sorting working hours, organizing employee profiles and expenses, and helping businesses understand better about their workforce structure and activities. However, when it comes to something simple yet integral, like spelling and grammar checks, Excel is less advanced than other word-processing programs. But if you are looking for an easy solution, you are in the right place. In this tutorial, we tell you two simple techniques to run spell check in MS Excel. Keep reading this tutorial to learn how. Method 1 Checking Spelling ... Read More
When working with Microsoft Excel, you find that some tools and features aren't working as usual. This may happen because the worksheet or the workbook in Excel is protected. Protecting a worksheet is a common practice to keep information safe before sharing. It prevents other users from changing, modifying, or deleting data accidentally or on purpose. This tutorial explains how to check if you have a protected worksheet or workbook in MS Excel in three different methods. Method 1 Examining Visual Features To Determine If The Worksheet Is Protected By examining a few indicators in the worksheet, you can tell ... Read More
Insider threats and dangers are on the rise, and firms need to be prepared for them alongside their defenses against external attacks. A double hit like that might have devastating results and can be fatal for a small company. The average cost of a cyber incident to a company is $200, 000, according to statistics, implying that some businesses could go bankrupt within six months if they experience even a moderate amount of cyber activity. To assist you in strengthening your company's cyber defense and stopping breaches, we've compiled a list of eight recommended practices for managing network security. 1. ... Read More
An organization's executive management or policy board must set security policies that define the place and value of security inside the organization. These rules must identify the organization's security goal and commercial objectives. The terms utilized are not complicated by technical jargon and are easy to read. It is also essential that the rules be easy to understand. In addition, these regulations need to be forward-thinking and assessed and amended if significant changes occur within the company. Only a few of the eight domains need to focus on for CISSP exam questions. The focus must be on Risk and Security ... Read More