Email is a universal service for billions of people worldwide. It is one of the most popular services worldwide, but it has the highest vulnerability to Internet users. These e-mails are also known as “junk mail”, an unwanted email, the majority of an advertiser using these junk emails. However, criminals send harmful links, malware, or deceptive… Read more
Malware, or malicious software, is a program or file designed to disturb computer processes and operations or gain entrée to the computer system without the user’s knowledge or permission. Malware has become a common term for all hostile or intrusive software, computer viruses, worms, Trojan horses, ransomware, spyware, adware, scareware, and other malicious programs. The
Innovators and visionaries are two types of cybersecurity experts. These experts build different cyber domains of the Internet. They have the capability to find the power of data and bind it. They provide cybersecurity services and build special organizations for these services. These organizations provide protection services to people from cyber attacks. These professionals must
Common Threats to End Users and Internet Services Read More »
Thwarting cybercriminals is not an easy task. However, companies, governments, and organizations have started to take parallel action to limit and discourage cybercriminals. The following are actions thwarting cybercriminals. The following are the measures for thwarting cybercriminals and a brief explanation of each. Vulnerability Database The National Common Vulnerabilities and Exposure (CVE) was developed as
Thwarting Cybercriminals – Exclusive Explanation Read More »
The typical cybercriminals in the cyber world in the early days were youngsters or hobbyists. Their attacks were generally limited to pranks and vandalism. But now, cybercriminals have become very dangerous. The attackers are individuals or groups. They try to make use of the vulnerabilities for their mission. These criminals are interested in credit cards,
Weaknesses of the network which is intrinsic in every network and its device which included routers, switches, servers, desktops and even security devices e.g. firewall etc. Usually, the endpoints, such as servers and desktop computers, are under attack. Defending the privacy of information, securing from unauthorized access and shielding the network against attacks is the
Types of Vulnerabilities to Network- Exclusive Explanation Read More »
Security Threats to network are an emergent problem for the individual as well as organizations in the whole world, and the security threats become worse and multiply day by day. Computer networks are necessary for everyday activities and both Individuals and organizations depend on their computers and networks. Intrusion to these computers by an illegal
All Cisco routers and switches cannot be accessed remotely via a terminal program like PuTTy and Tera Term by default. There are two methods of remote connectivity, either vty connection or SSH connection. The SSH provides encrypted connectivity, and Cisco recommends it for remote administration. But, if your router’s Cisco IOS does not support SSH,
How to Configure Standard ACL to Secure a VTY Port Read More »
After ACL has configured and applied to an interface and block some traffic then we can check the ACL statistics using the show access-lists command. The command will show ACL statistics for each statement that has been matched. The figure below illustrates some configured ACL statistics. Examine that some match has been found. So when traffic is
How to Edit Standard ACLs Network administrators sometimes want to edit standard ACLs. As you know, each new entry you add to the Access Control List (ACL) appears at the bottom of the list, and the router assigns a sequence number to that entry automatically. Standard ACL statements are added to running-config files, but there