Network Attacks - ITperfection - Network Security

Trusted Platform Module (TPM)

Tech20202020-09-02T05:37:26+00:00Categories: Computer & Network Concepts|Tags: BIOS, Bitlocker, cryptoprocessor, Cyber Attacks, Digital Rights Management, Disk encryption, Microchip, microcontroller, Network Attacks, Password protection, Phishing, Platform, Platform integrity, Prevention of cheating in online games, Protection and enforcement of software licenses, RSA key, TPM, TrouSerS, Trusted Platform Module, UEFI|

TPM stands for trusted platform module. TPM also called is ISO/IEC 11889. TPM is an international standard for a secure cryptoprocessor, a dedicated microcontroller designed to secure hardware through integrated cryptographic keys. A TPM is actually a microchip on the motherboard of most servers and even today's clients. The main function of TPM is to [...]

Buffer Overflow Attack

Tech20202020-07-25T12:58:52+00:00Categories: Network Security|Tags: Address space randomization, ASLR, Buffer Overflow, Buffer Overflow Attack, Cyber Attacks, cyber crime, cyber security, CyberSecurity, Data execution prevention, high-level programming languages, Integer overflow attack, Network Attacks, Network Security, security patches, SEHOP, Structured exception handler overwrite protection, Unicode overflow|

Buffers are memory storage regions that temporarily hold data while it is being transferred from one location to another. These buffers typically live in RAM memory. Most modern hard drives take advantage of buffering to efficiently access data. Buffer is also widely used in online video streaming and buffers are frequently used in online video [...]

Zero-day Vulnerabilities and Zero-day Exploits

Tech20202020-09-24T10:32:09+00:00Categories: Network Security|Tags: Cyber Attacks, cyber crime, cyber security, CyberSecurity, ITperfection, Malware, Network Attacks, Network Security, Next-Generation Firewall, Zero-day, Zero-day Exploits, Zero-day Vulnerability|

Zero-day is a flaw in software, hardware or firmware that it has the potential to be exploited by cybercriminals. In other words, zero-day is a vulnerability in a system or device that has been disclosed but is not yet patched. A zero day exploit is a cyber-attack that occurs on the same day a weakness [...]

Wireshark

Tech20202020-09-24T11:37:32+00:00Categories: Network Monitoring, Network Security|Tags: cyber security, CyberSecurity, Data Capturing, Ecnryption, Ethermet, HDLC, IDS, ITperfection, NCI, Network Attacks, Network Monitoring, Network Security, Network traffic analyzing, OSI Model, PPP, Sniffing, tcpdump, TLS, USB, VOIP, WinDump, Wireshark|

Wireshark is a network packet analyzer. This software one of the best packet analyzers available today and is available for free, and it is open source. This software, formerly known as Ethereal but the project was renamed Wireshark in May 2006 due to trademark issues. Sources: wireshark.org and en.wikipedia.org Wireshark is cross-platform and it runs [...]

SSL and TLS

Tech20202020-09-24T11:41:19+00:00Categories: Computer & Network Concepts, Network Security|Tags: Cryptography, Cyber Attacks, cyber crime, cyber security, CyberSecurity, Domain Validation certificate, DV SSL, Encryption, EV SSL, Extended Validation, FTPS, HTTP, HTTPS, ITperfection, Network Attacks, Network Security, Organization Validated SSL, OV SSL, Secure Sockets Layer, Single Domain SSL, SSL, TLS, Transport Layer Security, Unified Communications, Webmail, Wildcard SSL|

In this post, we'll take a look at SSL protocol and TLS protocol to help you understand the different aspects of these protocols. One of the most important topics in Cyber-security course is web secure. What’s SSL? SSL (Secure Sockets Layer) is a protocol for establishing authenticated and encrypted links between networked computers. [...]

Wireless Security Protocols

Tech20202020-09-26T05:59:54+00:00Categories: Network Security|Tags: AES, Authentication, Cyber Attacks, cyber crime, cyber security, CyberSecurity, EAP, Encryption, Extensible Authentication Protocol, ITperfection, Man-in-the-middle attack, Network Attacks, Network Security, NIST, SAE, Simultaneous Authentication of Equals, TKIP, WEP, Wi-Fi Protected Access, Wired Equivalent Privacy, Wireless Security Protocols, WPA, WPA2, WPA2-Enterprise, WPA2-Perosnal, WPA2-PSK, WPA3, WPA3-Enterprise, WPA3-Personal, WSP|

Wireless security is the prevention of unauthorized access or damage to computers or data using wireless networks, which include Wi-Fi networks. In this post, we'll take a look at wireless security protocols to help you understand the different aspects of these protocols. Source: en.wikipedia.org There are several types of wireless security Protocol that you’ll come [...]

pfSense Firewall

Tech20202020-09-11T12:53:04+00:00Categories: Anti-malware & Firewalls, Network Security|Tags: BGP, Cyber Attacks, cyber crime, cyber security, CyberSecurity, Firewall, FreeBSD, GLBA, HIPAA, IPsec VPN, IPv4, IPv6, ITperfection, L2TP VPN, NAT, Network Attacks, Network Security, Next-Generation Firewall, Open VPN, PCI DSS, pfSense Firewall, SFP+ cable, SOX, Stateful packet filtering, XG-7100 1U|

We have already published posts about firewalls and also hardware firewalls. In this post, we'll take a look at pfsense firewalls to help you understand the different aspects of pfsense firewalls. pfSense is an open source firewall/router computer software distribution based on FreeBSD. This firewall developed by Rubicon Communications, LLC (Netgate). It is installed on [...]

Windows Task Manager Window

Tech20202020-07-13T08:56:49+00:00Categories: Microsoft, Network Security|Tags: Analyze wait chain, App history tab, Background processes, Create dump file, Details Tab, End process tree, Go to service(s), ITperfection, Network Attacks, Network Monitoring, Network Security, Process Tab, Services Tab, Set priority: Setting a priority for the process, System Processes, Task Manager Overview, UAC virtualization, Users TAB, Windows processes|

Monitoring system resources is a necessary part of troubleshooting. Resources include memory, mass storage, network access, processor power, and so on. Computer hardware and software resources must be managed. Proper management is not possible without resources monitoring. In this post, we'll take a look at resources monitoring and also task manager window to help you [...]

What’s Cryptojacking?

Tech20202020-09-26T06:03:53+00:00Categories: Network Security|Tags: browser-based Cryptojacking, Coinhive, cryptocurrency, Cryptojacking, Cryptoloot, Cyber Attacks, cyber crime, cyber security, CyberSecurity, digital currency, Digital money, Drive-by cryptomining, file-based Cryptojacking, ITperfection, Network Attacks, Network Security, Phishing, Threat|

Cryptojacking is an online threat that hides on a computer or mobile device and uses the machine’s resources to “mine” forms of online money known as cryptocurrencies. Cryptojacking also called malicious cryptomining. In fact, the core idea behind cryptojacking is that hackers use business and personal computer and device resources to do their mining work [...]