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All activities that break into a computer information system to divulge confidential data are called cyber-attacks. When a network finds a weak link in its connections, it could be due to the attack. This waning of robustness isn’t conspicuous most of the time, making it difficult for the users to spot any irregular presence or unauthorized activity on the system. Stealing data from a computer has become easy these days, so much so that the world of technology stands in the murky zone. Let us look at the most common types of cyber-attacks.
1. Denial-of-Service (DoS)
When a system’s resources are swamped in such a way that it is unable to respond to service requests, the computer might have been subjected to a denial-of-service attack. A Distributed Denial-of-Service attack is also similar to DoS, but the attacker’s computer doesn’t install it; instead, the malicious content might be launched from other host machines infected by the malware installed by the hacker.
2. TCP SYN Flood Attack
The attacker exploits the buffer space during a Transmission Control Protocol, and the attacker will deluge the target system’s small in-process queue with connection requests. When the connection queue fills up, the target system will crash.
3. Smurf Attack
This is a process in which the target network is saturated with traffic using ICMP and IP spoofing. The targeted IP addresses will be flooded with ICMP echo requests, which would pass onto all the IPs in the range. As a result, congestion is generated in the network by overwhelming it.
4. Ping of Death Attack
The attacker makes a move to use IP packets of sizes of around 65,535 bytes to ping the target system. The attacker will fragment the IP packets since packets of such a huge size aren’t allowed. As the packet reassembles in the target system, the computer is likely to experience a crash or other functional issues.
DDoS attacks are carried out using a network of computers infected with malware, and this process requires botnets throughout the breach of a particular system. The target system’s bandwidth and processing capabilities are overwhelmed by these bots. Since these zombie systems are located in different geographical regions, tracing their actions would be almost impossible.
6. Man-in-the-Middle Attack
In this hacking session, the attacker inserts a system between the communications of the server and the client to extract important information. Session hijacking, IP spoofing, and replay are the various types of MitM attacks.
7. Phishing and Spear Phishing Attacks
In this mode of hacking, mails from trusted people could contain malware. Hackers might have the guise to impersonate the person’s online presence to send you the mail with malicious attachments.
8. Drive-By Attack
Insecure websites are targeted by hackers to spread malware into the PHP or HTTP code. With these attacks, the user might be directed to a webpage controlled by the hacker.
Password attack, SQL injection attack, malware attack, eavesdropping attack, cross-site scripting attack are the other common forms of cyber attack Australia.
Nothing can guarantee you complete security these days because technology is advancing to unexplored heights through devices’ bright and shady halves. The fine boundary between the dark web and the useful content could break at any point if you aren’t careful with your activities. You cannot expect to be safe only because you have a trustworthy software to keep your device from being hacked. As mentioned earlier, nothing is entirely impregnable. So, you need to understand the risks involved in the use of devices, and you must also be aware of the steps that can avoid cyber-attacks. Let us look at some tips that anyone can apply to their device.
1. Online Presence Should Be Realistic
You are always an attractive target for the hackers to venture into, and as long as you have a firm and frequent online presence, you are at the risk of being attacked. By storing details about financial transactions and your profession, your online presence is being further pronounced. The information need not be personal to be hacked; even business data can be stolen in the process.
2. Safe Online Shopping
One of the most common online shopping issues is the need for entering personal details, which is almost always a safe process. But if you decide to shop from anyone else’s device with your bank details, you might be stepping into a folly. Shopping on a network you don’t own isn’t the ideal way of purchasing items. Cybercriminals can copy and misuse your data. Make sure to transfer or pay using a safe network and employing strong passwords. You must also be careful about the websites you shop at and never feed your card details in an online shopping account.
3. Plug-Ins to Your Computer
Curiosity can be a great impulse when used for the right thing. When that feeling heightens to explore more on the digital space, you can end up in a rabbit hole. Be careful when you select sources to be connected to your computer. Connecting an unknown USB to your device could be one of the most ludicrous decisions since it can have hidden malware, which can infect your computer.
4. Password Protection
The most basic tip of securing your password is by being discreet with your actions. Anyone can easily manage to peep over your shoulder and steal the password, especially when you use less complex ones like 12345678. Before typing your password, make sure everything around you forms a safe environment.
5. Antivirus Is Required
Paid antivirus services are always better than the free version. Your computer may seem to be functioning well without antivirus software installed on it, but doing it as a pre-emptive measure will help you in the long run.
6. Keep Your Device Locked
Make sure to keep your device locked when not in use. Your data can be easily accessed when your phone is open to attacks. Setting up a password and an appropriate screen timeout can keep your system from being easily accessible by anyone ambling by the table.
The internet is becoming a part of your daily lives now, and our personal space is slowly shrinking down to our rooms without any electronic devices. The Internet of Things is changing the way how the appliances at our homes will work. While being connected to the internet and listening to our commands, these devices and appliances are also vulnerable to cybercrime. Here is what we should do today to protect our data from today’s potential cybercrimes.
Know your installed OS
In case you are buying a new device or changing your operating system, you need to know about your OS and who is providing it. When you plan on changing the OS, you will need a booting device and some space on your hard drive. Before you choose another OS, make sure that it is compatible with your device. It should also have updates security to prevent hackers from breaching your data.
Keep the OS up to date.
Always update your OS whenever it prompts you to do that. The OS developers release updates that contain security patches that help protect your data from any new security threats. Keep your device up to date against any new malware.
Review the privacy settings
The developers work every day to upgrade the privacy and security settings on their devices. There are also several tools available that let you check your permission settings, like the MyPermissions app. These tools can help you clean out space on your device and remove any unwanted apps or files from the system.
Install antivirus and anti-spy software
Many software programs today offer antivirus and anti-spy tools in the same pack. However, the experts recommend having a multi-layered approach with different tools running side by side to identify and eliminate threats. There are no tools today that can provide 100% protection. That is why it is crucial to identify all the factors before choosing the right security programs for your system.
Every OS today provides a firewall that most of the computer professionals feel manageable for personal protection. There are also third-party options available in the market that provide a level higher protection that the businesses may need. If you are running a business, find a firewall program that can be adequate for your budget and company.
Choose the right browser
While the maximum number of people are using the Chrome browser today to explore the internet, there are many other alternatives available as well. Mozilla Firefox browser is popular among people because it provides add-on security to the users for safe browsing. Also, keep your browser up-to-date to update your browser security.
Have good passwords
Compromising your password easily is the biggest mistake you can do to lose your valuable information. It is important that you learn good password habits and keep updating your password. Have a good password strategy, which includes many things. Exclude any personal information that can be easily figured out by anyone, such as your phone number. Use passphrases instead of words. Limit each password to only one account. You can also use password management tools to keep track of your passwords or generate a random one.
The Australian Cyber Security Centre (ACSC) Conference will be back in 2017, bigger and better than ever.
In its third year, the Conference will again feature leading cyber security experts from Australia and abroad, to discuss the latest threats, mitigations and advances in cyber security.
What: Australian Cyber Security Centre Conference 2017
When: 14 – 16 March 2017
Where: National Convention Centre, Canberra
Who: CEOs, CIOs, CISOs, CTOs, ICT Managers, ITSAs, ITSPs, IRAP Assessors, Researchers, Risk managers – anyone with an interest in cyber security or connected to the internet.