# MobilePcBlog > How-to Guides Expert On Technologies ## Posts - [Explore the IT degree courses in Sri Lanka.](https://www.mobilepcblog.com/explore-the-it-computer-science-degree-courses-in-sri-lanka/): You have completed your A/L exams and are interested in pursuing an IT or Computer Science degree. However, since you were not selected for a Sri Lankan state university, or if you have already completed an undergraduate degree and are now considering a master’s program, there are several options available in Sri Lanka to complete an undergraduate or masters degree through a private institution. The first option is to enroll in locally offered degree programs. The second option is to enroll in degree programs affiliated with foreign universities, particularly from the United Kingdom or Australia. Here, we focus on specialized … - [Step-by-Step Guide to Generating a Self-Signed SSL Certificate](https://www.mobilepcblog.com/step-by-step-guide-to-generating-a-self-signed-ssl-certificate/): A self-signed certificate is a certificate that is signed by the same entity that created it, using its private key, without the involvement of a trusted certificate authority. This guide provides step-by-step instructions to create a self-signed SSL/HTTPS certificate using OpenSSL and PowerShell. 1. Prerequisites 2. Step-by-Step Guide to Generating a Self-Signed Certificate Using OpenSSL Step 1: Open Your Command Line Open your terminal (Linux, macOS) or command prompt (Windows). Ensure you have OpenSSL access by typing: If it returns a version number, OpenSSL is installed. If not, you’ll need to install it. Step 2: Generate a Private Key A … - [Top 10 Privileged Access Management (PAM) Solutions.](https://www.mobilepcblog.com/top-10-privileged-access-management-pam-solutions/): Privileged Access Management (PAM) is a crucial aspect of cybersecurity that focuses on safeguarding and controlling access to an organization’s most sensitive information and resources. At its core, PAM is all about managing and monitoring the access rights of privileged users—those individuals within an organization who have elevated permissions to critical systems and data. These users typically include IT administrators, executives, and other personnel whose roles require them to have higher levels of access than the average user. The importance of PAM cannot be overstated, especially in today’s digital age where cyber threats are becoming more sophisticated. By tightly controlling … - [How Does HTTP Flood Attack Work? Methodology and Best Practices to Prevent it](https://www.mobilepcblog.com/how-does-http-flood-attack-work-methodology-and-best-pratices-to-prevent-it/): HTTP is an application layer protocol used to access web content from and push web content to a web server which is stateless in nature. HTTP flood attack is a type of Distributed denial of service that designed to overload the web server with HTTP requests from zombie hosts and interrupts service from access legitimate user requests. Due to the nature of the HTTP protocol, it is very difficult to distinguish the zombie’s requests and user’s requests from the web server’s point of view. Generally, each zombie sends small numbers of packets and thus look like a legitimate user. HTTP … - [Is Employer Monitoring of Employee’s Email Usage Ethical](https://www.mobilepcblog.com/is-employer-monitoring-of-employees-email-usage-ethical/): Everything in the world has advantages and disadvantages. It is not an exception for email usage in the workplace because it could help and encourage employees to abusive things. Thus, trigger needs for employers to monitor employees email usage to reduce the risk of liability and protect the organization and its employees too. This paper will discuss what is email and ethics, is employer monitoring of employees email ethical? How does it beneficial for employers to monitor employees’ email? And the zone of privacy of employee’s email usage regarding intrusive spying, and What can be the solution for email monitoring … - [20 Proven Ways to Secure Your Computer Network Infrastructure From Security Breach](https://www.mobilepcblog.com/20-proven-ways-to-secure-your-computer-network-infrastructure-from-security-breach/): Hackers are fast, ‘invisible’ and the damage that they cause cannot be undone. They can search your website within no time and get crucial information that may even compromise your integrity. They can steal your customer’s credit card information, destroy your records and destroy your reputation. Therefore, you need to take various measures to keep hackers away from your system. In this article, I share, 20 ways that can be used to secure an enterprise computer network infrastructure from hacking activities and security breach. 1. Make Good Use of User Accounts It is obvious that the users of an account … - [How to Get Wifi Password Using Hacking Tools and Techniques](https://www.mobilepcblog.com/how-to-get-wifi-password-using-hacking-tools-and-techniques/): 1. WIFI discovery In Wi-Fi discovery, we do have to find some information about mac address, channel number, and ssid, signal strength, a security protocol. This information is available in a beacon frame of management frame broadcast advertisement which is used to identify the present of the specific access point. usually, WIFI adopter should be in monitor mode. Based on above information, it is easy to find suitable AP to reveal the psk key.  Net Surveyor: it is a free WIFI discovery tool and less weight. It can show most important data in Realtime visualize manner. Supports multiple WIFI adapters … - [Security Goals of IP camera Deployment and Potential Threats as well as Weaknesses](https://www.mobilepcblog.com/security-goals-of-ip-camera-deployment-and-potential-threats-as-well-as-weaknesses/): IP camera uses internet protocol to transfer the Realtime video feed.  it generates the images from digital data directly. Commonly, IP camera uses POE technology to get the power while the Wireless IP camera has an inbuilt battery or get power from electric cord or solar panel. Unlike the analog camera, IP camera encodes and processes the video itself and streams the video feed to NVR for storing or remote viewing purpose. NVR does the additional video compression processing and meta-tagging. The IP camera has improved features such as better object detection, progressive scanning, high resolution, IR illuminator, better night … - [How to Exploit Metasploitable 3 Windows Server VM and Conduct Post Exploitation](https://www.mobilepcblog.com/how-to-exploit-metasploitable-3-windows-server-vm-and-conduct-post-exploitation/): To conduct an effective penetration testing, proposing a framework and list the suitable tools and techniques under each phase and follow the framework is the best method because, during the penetration testing, it is easy to choose the best tool and technique for each phase. “Disclaimer: This tutorial is intended solely for educational purposes. Unauthorized hacking or exploiting systems without permission is illegal and unethical. Always ensure you have explicit consent before testing or performing any security-related activities on any network or system. This guide shows the attack phase of the penetration testing. Attack phase has following phases. Those arereconnaissance, … - [What is SQL Injection ? Attack Methodologies and Best Practices to Prevent them.](https://www.mobilepcblog.com/what-is-sql-injection-attack-methodologies-and-best-practices-to-prevent-them/): Due to the rapid development of the internet, organizations use the web application to provide services to their customers. It does run on a web browser. A web application that accepts user input needs to maintain at least a database to insert the data, retrieve the data, update the data and delete the data.  It performs these actions using structured query language. Most common user input systems are web forms, search bar, feedback form.  Most common SQL injection attack type can be categorized as a tautology, illegal/incorrect logical queries, union query, piggy-backed query, stored procedures attack, blind attack, order wise … - [Common Root Causes of Software Vulnerabilities](https://www.mobilepcblog.com/common-root-causes-of-software-vulnerabilities-that-you-should-know/): Software vulnerabilities can be broadly categorized into software defects and configuration errors. But not all the software defects and configuration errors are vulnerabilities. Software defects are the errors made during software design and development phases of the software development lifecycle. Further, software defects can be sub categorized into design flaws and coding flaws. Design flaws are the violations of best practices at the early stage of software development made by software designers. If software design flaws are not fixed before the building process, find and remove those vulnerabilities after the software building process complete is very challenging. 1.1 Common Security … - [How to Unlock ZLT S10, P25 4G Router from Dialog and Mobitel](https://www.mobilepcblog.com/how-to-unlock-zlt-s10-p25-4g-router-from-dialog-and-mobitel/): 1. Open your internet browser and type 192.168.8.1 and press enter. just wait, once the page is loaded. Click on the Login hypertext which is located on the upper right side of the page. 2. Now you have to provide a username and password to login into the dashboard. the credential is written backside in your router. 3. Once you reached the home page of the dashboard, click on the device settings .it will take you to the device settings page. 4. You should click advance setting, DHCP setting page will come up, this is a very important step that … - [10 Best VPN Apps for Android](https://www.mobilepcblog.com/10-best-vpn-apps-for-android/): VPN stands for the virtual private network which protects you from many internet spies. it encryption user’s traffic data using strong encrypting algorithms and routed through VPN service provider’s data center so your traffic can not be track your internet service provider.  it also hides your actual IP address and location. These VPNs can be installed in your android smartphone as an application.  Here are the best 10 VPN apps for android which are available in the free version and paid version. Free 5 Secure VPN Apps for Android It’s an extremely exciting difficult to realize which is the best. … - [11 Best Tamil Music Apps for Android and iOS](https://www.mobilepcblog.com/11-best-tamil-music-apps-for-android-and-ios/): Music is a soul refresher. A mere partner to hear out whenever you feel an emotional rush going through you. It soothes the mind if someone’s sad or happy. It is scientifically proven that sweet melodies going into the ear either doubles the excitement or rushes the feel of adrenaline. Such melodies are a part of the big Indian Cinema. Let’s talk about how Tamil music is making its way into the world records within such less time. The sweet tunes yet sometimes energetic to the core sounds are being produced by the Tamil musicians. The list is of the … - [Best Nintendo 3ds Emulators for Pc, Mac and Linux](https://www.mobilepcblog.com/best-nintendo-3ds-emulators-for-pc-mac-and-linux/): The world of gaming has grown drastically due to the latest technology. Every day new and improved games are being invented to accommodate those people who love gaming. They can easily access and play different types of games online at any time as long as they have internet. Unlike the past years, gaming has become a sport, a hobby and passion for many the individual in this 21st century that we are. This has brought about the importance of improving the games that are available.Competition from other company has also pushed various companies to bring about different types of modern … - [Best Websites to download and listen to Free Tamil Mp3 Songs](https://www.mobilepcblog.com/best-websites-to-download-and-listen-to-free-tamil-mp3-songs/): These are Hindu original and traditional music with Indian native. These sensational songs have developed and can be found in the digital world. They are now available in websites where best quality Tamil songs can be downloaded from many websites that around the world. There are many apps that provide free downloads or stream Tamil music. You only got to choose from the best known and recommended by Tamil music authority.B below are few best Tamil music distributors who are reckoned for quality  Tamil mp3 music both locally and internationally. Below are few best use website links where quality Tamil … - [7 Best Apps to Find Song Name Without Knowing the Lyrics for Android and IOS](https://www.mobilepcblog.com/7-best-apps-to-find-song-name-without-knowing-the-lyrics-for-android-and-ios/): Have you ever found yourself stuck with the just the music of a song surrounding your head? Or is the thought of a melody is getting you frustrated as you don’t reconcile the lyrics? We are very much sure of it that this is the natural tendency of human getting frustrated when soothing music heard does not easily get identified. Now, the time has come where you bid goodbye to such frustrations. Indeed. The music recognition app has gained massive attention in the recent years due to their incredible ability to find song name for you without knowing the lyrics. … - [How To Configure Site to Site IPsec VPN On Cisco ASA And How does It Work](https://www.mobilepcblog.com/how-to-configure-site-to-site-ipsec-vpn-on-cisco-asa-and-how-does-it-work/): VPN (virtual private network )  is a secure tunnel over wan (wide area network) which is used  to communicate two or more devices  each other. it provides confidentiality using encryption and integrity using hashing . VPN can be categorized into site to site VPN which is based on peer to peer architecture and remote access VPN which is based on server client architecture. Here, we are going to focus on IPsec site to site VPN. How does site to site ipsec  vpn work IPsec is a network protocol suite which consists  of multiple protocols to secure the data over public … - [Tools Used To Protect From cyber Attacks](https://www.mobilepcblog.com/tools-used-to-protect-from-cyber-attacks/): what are inside/internal attacks? These attacks usually come from people within the organization’s security perimeter. Generally, insiders can be categorized into pure insiders, associate insiders, and affiliated insiders. Pure insiders usually have authorized physical access like smart card keys, and have network login server credentials. An elevated pure insider likes system administrator in the ICT department and dissatisfied employees. These types of pure insider attackers are very dangerous and effective .it cannot be controlled by the organization very easily. Associate insiders are people that have limited but authorized physical access and don’t have a direct login credential. they are usually … - [How to configure NAT, PAT and port forwarding static on a cisco router.](https://www.mobilepcblog.com/how-to-configure-nat-pat-and-port-forwarding-static-on-a-cisco-router/): Network address translation is the concept of translating the private ipv4 address into the routable public ipv4 address on the internet. You may think that why do we need NAT? In the earlier period, scientists were thought that ipv4 would be enough for the whole internet but now there are so many hosts that present on the internet and no enough IP address. later they came up with a concept of private IP address which can be used without any restrictions and free to use but cannot be routable on the internet. With the introduction of NAT, this problem has … - [How To Clear Cache, Cookies and History In Web Browsers](https://www.mobilepcblog.com/how-to-clear-cache-cookies-and-history-in-popular-web-browsers/): Cache is a temporary storage path on your device. When you visit a website for the first time, certain documents, images, thumbnails are downloaded and stored on your hard disk. The next time you visit the website, this database is checked by the server. If the server has updated any content, they will just update the data stored on your hard disk, instead of downloading them again. This way, it lifts a big chunk of load from the server bandwidth, meanwhile, increases load on your computer’s hard disk. Cookies are tiny packets of information from the user that are stored … - [Best Websites to Watch Tamil Movies Online in HD Quality](https://www.mobilepcblog.com/9-best-websites-to-download-or-watch-tamil-movies-online-in-hd-quality/): First Day First Show (FDFS), in a film theatre, is the preferable way of watching Tamil Movies.  Milk Abhisekams and garlands are the regular ways of welcoming movies in Tamil Nadu on Friday when it is released. If you are a student with some free time on hand, or you reside in Tamil Nadu, you might sometimes enjoy a movie in the theatres with the hordes of fans who come to the theatre FSFS.  Others need to depend on other sources to see their favourite Tamil movies.  There are various options, but if you pay a small premium, you can … - [10 important Linux Networking Commands for troubleshooting](https://www.mobilepcblog.com/10-important-linux-networking-commands-for-troubleshooting/): 1. PING-  to check network connectivity: Ping is one of the widely used Linux network commands in network troubleshooting. It checks the availability of the network. It works by sending an ICMP echo request to check the connectivity of the network. Until you interrupt, the ping command will keep executing. However, you can restrict the number of echo requests. 2. tcpdump- packet analyzer: it is considered the most powerful command line  tool  which is used to capture or filter TCP /IP and other packets that are being received or sent over an IP Network on a particular  interface of the … - [How to Perform Most Popular Microsoft Excel Operations](https://www.mobilepcblog.com/how-to-perform-most-popular-microsoft-excel-operations/): If you feel like you’re behind the others when it comes to knowing how to use Excel, you don’t need to feel dejected. There is an array of online websites that provide a humongous level of online Excel courses that can ensure an overall coverage of the software utility. You can be trained in a proficient way, you can generate the best with the program. The online tutorials can shape your skills and can also provide you with the confidence you need. You can learn almost everything about the Excel from the comfort of your home using online tutorials, a … - [Best Free Sinhala Fonts Collection Download](https://www.mobilepcblog.com/best-free-sinhala-fonts-collection-download/): If you want to design an attractive post or a banner, a suitable font is an essential requirement. There are many varieties of Sinhala fonts available. Among them followings are the most popular in the recent days. 1.    Amalee Sinhala font 2.    Astro 11 Sinhala font 3.    FM_Abhaya Sinhala font 4.    FM_Arjuna Sinhala font 5.    FM_Bindumathi Sinhala font 6.    FM_Ganganee Sinhala font 7.    FM_Malithi Sinhala font 8.    FM_Samantha Sinhala font 9.    FN_CHUTY Sinhala font 10.    FN_Nilanthi Sinhala font 11.    FN_Sanka Sinhala font 12.    FN_Suresh-01 Sinhala font 13.    FN_Wijeya Sinhala font 14.    Ranmadu Sinhala font 15.    Sara-Baron Sinhala font FS fonts … - [8 Best Free Grammar and Punctuation Checker and Corrector Online Tools](https://www.mobilepcblog.com/8-best-free-grammar-and-punctuation-checker-and-corrector-online-tools/): English is the universal language, and the majority of the educatedpopulation prefers communicating in English worldwide. Speaking and writingare the two different pillars of communication. Speaking is talking directlyto the person and writing is creating error-free sentences to express theauthor’s views that can be understood by the readers with ease.  Writing error-free sentences in English for those individuals who do not have it as the first language can be a challenge. Now with the use of internet and internet-based tools, one can rectify his short comings regarding writing error-free texts.  These online tools check your written material for errors, suggesting … - [20 Best Movie Websites to Download Or Watch Free Movies Online Legally](https://www.mobilepcblog.com/20-best-movie-websites-to-download-or-watch-free-movies-online-legally/): Are you a movie lover, who loves watching free movies at home? You do not need to go to the cinema, theatre, buy a DVD or blue-ray disc to enjoy your favorite movie film. There are free film download websites you can download your favorite film to enjoy from the comfort of your home. Most movie download websites give an opportunity to download a full HD for free with simple signup and an option to create your own watch list. There are so many movie download websites on the web but getting the best legal website to download a full … - [How To Configure DHCP Server And DHCP Relay On Cisco Router in Packet Tracer](https://www.mobilepcblog.com/how-to-configure-dhcp-server-and-dhcp-relay-on-cisco-router-in-packet-tracer/): Dynamic host configuration protocol is known as DHCP which is used to automatically do the configuration process on the end devices. Sometimes you may think that why do we need that instead of configuring IP address, DNS and Default gateway manually. Obviously, that is not a good idea because of think of a moment that a company with thousands of hosts. Configuring those hosts manually is a time-consuming process that is why DHCP is all about. This protocol helps the host to get their IP address, default Gateway, and DNS. This is pretty cool right. DHCP can be configured in … - [10 Best Free Url Shortener Websites to Shorten the URLs](https://www.mobilepcblog.com/10-best-free-url-shortener-websites-to-shorten-the-urls/): Shortening the URL goes compact in hands. Shrinking the Original URL without changing the meaning is an effective and efficient way. It has become more popular because of social sites like Facebook, Twitter and so on.  In other words, shortening the URL increases the website traffic (increase in the number of visitors).  There is N number of URL free shortening service websites available online which also allows users to earn money online. The top 10 url Shortener list is provided for your reference below. 1. Goo.gl (retired) Goo.gl occupies the first position apart from so many shortening services because it … - [20 Best Apps To Listen To Music Without WiFi For IOS and Android](https://www.mobilepcblog.com/21-best-apps-to-listen-to-music-without-wifi-for-ios-and-android/): Listening to music in free time is almost everyone’s favourite hobby. Music makes the mind and soul comfortable and soothes your moods. Hearing songs through your devices provides you with great ease, but when you have to pay for them, it is a bit expensive. So many people rely on it without the need for WiFi or an internet connection. Here, we provide the best music apps without WiFi for Android or iOS users. Not all free music player apps have a great interface to work with. Sometimes they test user’s patience and irritate them. Without getting tensed and irritated, … - [20 Best Free Proxy Sites - Top Free Proxy List](https://www.mobilepcblog.com/20-best-free-proxy-sites-top-free-proxy-list/): A free proxy server is your handy tool to surf through restricted websites. The moment a website pops up an error message of unable to access the site, then your sole rescue to unblock forbidden site will be by using any of the below listed free proxy servers. As the world becomes more advanced in technology, people are always looking for ways of finding their way around prohibited sites. In the past, companies or countries were very sure that a restricted site would never be accessed in any way. However, things are very different now. With just a few steps … - [How To Configure InterVlan Routing On Cisco Routers And Switches](https://www.mobilepcblog.com/how-to-configure-intervlan-routing-on-cisco-routers-and-switches/): VLAN is the concept of using multiple LAN over switches or routers. Each VLAN has it’s own broadcast domain and has different subnet id.  So you can create multiple VLANs and allocate different subnets thus increases the security. I already mentioned that each VLAN has it’s own subnets id so you need a layer 3 device namely router to send packets between these VLANs. This is called inter-VLAN routing, this can be done in three ways. Legacy inter-VLAN routing, the router on a stick and layer 3 switches. configuring Legacy inter-VLAN routing.   As mentioned earlier, the Router is needed … - [How to Secure Hardware, Data and Software in your Company](https://www.mobilepcblog.com/how-to-secure-hardware-data-and-software-in-your-company/): In the age of the internet is all pervasive and data flowing freely between organizations and individuals, Hardware, Software, and Data Security have become a pressing need for all growing organizations. To get things started for your company has listed an approach to Security that can be implemented on various levels at IT Company. How to Secure IT Hardware The first line of defense against theft should be for company hardware since physical theft is the most common and recurring of company property theft. a. CCTV Cameras The most obvious time-tested option here would be to employ CCTV cameras in … - [53 Best Ethical Hacking Tools For Linux and Windows](https://www.mobilepcblog.com/53-best-ethical-hacking-tools-for-linux-and-windows/): 1. Nmap (Network Mapper) Nmap makes it easy for one to perform network discovery and security auditing. It used in managing upgrade schedules. It guides one in understanding the features of any target network. Features such as host, services, etc. It works on almost all the environment.   2. Metasploit penetrating software Metasploit is a research security project that delivers to the user vital information regarding security vulnerabilities and helps to formulate penetration testing , strategies and methods of execution. 3. Nessus It is a very popular security tool that focuses on vulnerability scanning. It is the most perfect vulnerabilities … - [How To Change Dialog 4G Router Wifi Password](https://www.mobilepcblog.com/how-to-change-dialog-4g-router-wifi-password/): The router</a > is a network device used to connect the computer to a network to forward packets. inside the Dialog 4G WiFi router ( B310s-925, B310s-927 ) setting there is an option to change the WiFi password. it’s very easy for the people who are experienced but newbies might be confused about it so don’t need to worry, I will show you how to change the WiFi password. 1. Type the Dialog 4G Router internal IP address. Every router has an internal IP address which is the identity of that router. you need to type the internal IP address … ## Pages - [MobilePcBlog - How-to Guides Expert on Technologies](https://www.mobilepcblog.com/): Picked Recent Popular Most Views reviews Explore the IT degree courses in Sri Lanka. Subaharan11 months ago howto Step-by-Step Guide to Generating a Self-Signed SSL Certificate reviews Top 10 Privileged Access Management (PAM) Solutions. security How Does HTTP Flood Attack Work? Methodology and Best Practices to Prevent it security Is Employer Monitoring of Employee’s Email Usage Ethical More View All security 20 Proven Ways to Secure Your Computer Network Infrastructure From Security Breach Subaharan4 years ago4 years agoKeep Reading howto How to Get Wifi Password Using Hacking Tools and Techniques Subaharan4 years ago4 years agoKeep Reading security Security Goals of … - [Contact Us](https://www.mobilepcblog.com/contact-us/): Contact to US We promise, your message won’t disappear into the abyss. We’re standing by and ready to help with any questions, comments, or thoughts you may have. Let’s Chat! - [About US](https://www.mobilepcblog.com/about-us/): MobilePcBlog is a Tech Guide Blog, Covers varieties of topics which include Security, Networks, Linux, Windows, Mac, Android, IOS, Cloud Computing and Programming, Gadgets, and many more.  We launched MobilePcBlog as MobilePcTimes way back in 2011 and then upgraded to a custom domain in 2012. It was started in focus to make computing-related technical stuff easier to everyone through how-to guide articles. If you are a technology enthusiast, have a good command of writing. And wanted to get a good exposure. Feel free to contact us with your favorite article. We will also include your short introduction below of your article.  … - [Privacy Policy](https://www.mobilepcblog.com/privacy-policy/): Your privacy is important to us, and it is mobilepcblog’s policy to respect your privacy regarding any information we may collect while operating our websites. Accordingly, we have developed this Policy in order for you to understand how we collect, use, communicate and disclose and make use of personal information. The following outlines our privacy policy. Before or at the time of collecting personal information, we will identify the purposes for which information is being collected. We will collect and use of personal information solely with the objective of fulfilling those purposes specified by us and for other compatible purposes, … ## Optional - [Agent (MCP protocol)](websites-agents.hostinger.com/www.mobilepcblog.com/mcp) [comment]: # (Generated by Hostinger Tools Plugin)