Nextcloud is a free software (under AGPL 3 and GPL 2) developed in PHP for storing data (e.g. files, calendars, contacts, etc.) on a private server. The user can access the data via a web interface as well as with client applications (smartphone and desktop). Servers and clients can synchronize. Nextcloud enables the user to access a central and consistent database from many end devices and … [Read more...]
What is Whois Protocol
Whois is a protocol that can be used to query information about Internet domains and IP addresses and their owners ("registrants") from a distributed database system. Since its inception, Whois queries have been carried out primarily via the command line. Since corresponding client software was not available for all common operating systems, web-based frontends became established early on. Despite … [Read more...]
What is Pharming (Internet)?
Pharming is a scam method spread through the Internet. It is based on manipulating the DNS queries of web browsers (for example, through DNS spoofing) in order to redirect the user to fake websites. It is an evolution of classic phishing. Pharming has established itself as an umbrella term for various types of DNS attacks. One method to do this is to manipulate the host file locally. With the … [Read more...]
What is Information Security
Information security is a state of technical or non-technical systems for information processing, storage and storage, which is intended to ensure the protection goals of confidentiality, availability and integrity. Information security serves to protect against dangers or threats, to avoid economic damage and to minimize risks. In practice, information security in the context of IT security … [Read more...]
What is Vulnerability?
Vulnerable means flawed. Someone vulnerable to common cold has some flaw. In the field of information security, a security vulnerability or vulnerability is a flaw in software or hardware that allows a malicious program (exploit) or an attacker to penetrate a computer system. A vulnerability poses a threat to the security of a computer system. There is a risk that the vulnerability could be … [Read more...]
What is an Exploit (Software/IT)
In electronic data processing, an exploit is a systematic way to exploit vulnerabilities that have arisen during the development of a program. In this process, program codes are used to exploit security vulnerabilities and malfunctions of programs (or entire systems), usually to gain access to resources or to penetrate or interfere with computer systems. A zero-day exploit is the exploitation of a … [Read more...]
Who Are Crackers (computer security)
Crackers circumvent or break access barriers of computer systems and computer networks. This generally includes script kiddies and hackers who emphasize their activities on circumventing security mechanisms. In particular, the word encompasses programming experts who use cracking to undermine the protection mechanisms of software (from the unlawful manipulation of software, for example as part of … [Read more...]
What Does Quick Charge Do
Quick Charge is the name given to an originally proprietary method of transmitting electrical power via a USB interface by controlling the supply voltage by the connected device. It is mainly used for fast charging of mobile devices such as special smartphones or power banks. The first version of the standard was developed by Qualcomm in 2013, revised in various versions in the following years … [Read more...]
What is Application Virtualization and What Are the Pros
Application virtualization is a software technology that isolates the application from the running operating system and provides a layer between the application and the operating system as a runtime environment. A fully virtualized application is no longer installed on an operating system in the traditional sense, although it still runs on the basis of it. The application behaves as if it were … [Read more...]
What is Silk Road (Virtual Black Market)?
Silk Road was a virtual black market operated as a hidden service on the Tor network. In particular, illegal drugs and various digital goods were traded there, with the cryptocurrency Bitcoin being used as the only means of payment. After the original platform was seized after two and a half years of activity and the alleged operator was arrested, it reopened just a month later under Silk Road … [Read more...]
What is The Difference Between S23 Ultra and S24 Ultra
We love or hate to hear but the truth is Samsung Galaxy S24 Ultra is different from Samsung Galaxy S23 Ultra and Samsung Galaxy S22 Ultra. I own all of them. They do look quite similar, even the software of the S22 Ultra and S23 Ultra is 100% the same. But they feel completely different when in hand. The balance is different, although the weights are quite close. Also, the S24 Ultra is less … [Read more...]