{"id":77781,"date":"2022-12-23T05:18:09","date_gmt":"2022-12-23T05:18:09","guid":{"rendered":"https:\/\/staging-deveccouncil.kinsta.cloud\/cybersecurity-exchange\/?p=77781"},"modified":"2026-03-11T13:09:47","modified_gmt":"2026-03-11T13:09:47","slug":"ethical-hacking-password-sniffing","status":"publish","type":"post","link":"https:\/\/www.eccouncil.org\/cybersecurity-exchange\/ethical-hacking\/ethical-hacking-password-sniffing\/","title":{"rendered":"Password Sniffing in Ethical Hacking and Its Types Explained"},"content":{"rendered":"\t\t
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\n\t\t\t\t\t\t\t\t\tSniffing is capturing data packets as they are transmitted across a network. Using a sniffer tool, you can capture sensitive information such as passwords and credit card numbers. Here we will discuss the different types of sniffing and the tools used for each type before discussing some tips for protecting yourself against sniffers.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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What is Sniffing?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Sniffing is a process of capturing packets of data being sent across a network. The data can be captured on either a wired or wireless network. The most common type of sniffing is done with a packet analyzer, which is a software program that can capture and decode the data.<\/p>

Wireless sniffing is especially difficult to detect, as it can be done from a distance and does not require attackers to physically connect their computers to the network (Cybersecurity Exchange, 2022).<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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What is Password Sniffing?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Password sniffing is a type of network attack in which an attacker intercepts data packets that include passwords. The attacker then uses a password-cracking program to obtain the actual passwords from the intercepted data.<\/p>

Password sniffing can be used to obtain passwords for any type of account, including email, social media, and financial accounts. It is one of the most common types of attacks on both home and business networks.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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What Is a Sniffing Attack?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Sniffing attacks are a type of network attack in which an attacker intercepts data packets as they travel across a network. Sniffing attacks can steal sensitive information, such as passwords and credit card numbers, or eavesdrop on communications.<\/p>

Sniffing attacks are possible because most networks use shared media, such as Ethernet cables or wireless networks. This means that every computer can see all data packets sent across the network on the network. Using a packet sniffer, an attacker can see all the data passing through the network, including any unencrypted passwords or other sensitive information.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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How Do Hackers Use Packet Sniffers?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Hackers use packet sniffers to steal information or login credentials through sniffing attacks. Attackers can use them to intercept passwords, email messages, and other sensitive data. Packet sniffers can also monitor internet activity and collect user data without their knowledge or consent.<\/p>

There are several ways hackers can use packet sniffers. One common method\u00a0is ARP poisoning, which allows hackers to intercept traffic meant for another computer on the same network. By redirecting this traffic, hackers can eavesdrop on conversations or collect passwords (Lifewire, 2022).<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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What is Active Sniffing vs. Passive Sniffing?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Active sniffing involves an attacker sending packets onto the network to disrupt or intercept communications. This can be done by flooding the network with traffic or targeting a particular user or device. Because active sniffing requires the attacker to generate traffic, it is more easily detected than passive sniffing.<\/p>

On the other hand, passive password sniffing does not involve the attacker generating any traffic. Instead, they eavesdrop on existing traffic passing through the network. Attackers can do this by placing a device in promiscuous mode, which allows it to listen to all traffic on the network, or by using port mirroring to duplicate traffic and send it to the attacker. Because passive password sniffing does not generate traffic, it is more difficult to detect.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Types of Sniffing<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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When it comes to ethical hacking, sniffing refers to capturing network traffic to gain information that can be used to exploit vulnerabilities. There are various ways to perform sniffing, each with advantages and disadvantages. You can enroll and learn the\u00a0Ethical hacking course.<\/a><\/p>