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Is it safe to share your MAC address?

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Is it safe to share your MAC address?

9 Answers. Disclosing the MAC address in itself shouldn’t be a problem. MAC addresses are already quite predictable, easily sniffable, and any form of authentication dependent on them is inherently weak and shouldn’t be relied upon.

Why does my company need my MAC address?

MAC addresses are useful for network diagnosis because they never change, as opposed to a dynamic IP address, which can change from time to time. For a network administrator, that makes a MAC address a more reliable way to identify senders and receivers of data on the network.

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Is a MAC address personal information?

A MAC address is a personal data at the moment it is combined with other (personal) data that can be traced back to a person. This traceability is possible via the observed location data of the mobile phone.

Why do computers need both MAC addresses and IP addresses?

So again, IP Addresses are logical and routeable addresses. And that’s why computers have both MAC Addresses and IP Addresses. MAC Addresses handle the physical connection from computer to computer while IP Addresses handle the logical routeable connection from both computer to computer AND network to network.

Can a website read my MAC address?

In general it is not possible for a web site that you access to learn your MAC address. However there are special cases where the server could learn your MAC address: IPv6 supports assigning addresses in a way which embed the MAC address in the IP address.

How devices get their MAC or IP address?

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Android Phones/Tablets

  1. Locate and tap the Settings app.
  2. Scroll to find, then tap About Device (on some phones it will say About Phone).
  3. Tap Status.
  4. The MAC address is listed under WiFi Address.

Is it legal to collect MAC addresses?

Illegal, probably not.

Is MAC Id sensitive?

Probably not. The MAC address is a unique 12 character string assigned by the manufacturer. Unless your device has been granted access to some secure network based solely on its MAC address…

How do IP address and MAC address work together?

A Media Access Control (MAC) address identifies a unique “network interface” in a device. While IP addresses are assigned by ISPs and can be re-assigned as devices connect and disconnect, MAC addresses are tied to a physical adapter and are assigned by manufacturers.

Can MAC address be used instead of IP address?

Originally Answered: Why do we not use the MAC address as an IP address or instead of an IP address in networking? The MAC address contains no geographical information. If the NIC with the desired address is not on your local network, it may be anywhere in the world. The IP address is managed so that it can be found.

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What is difference between MAC address and IP?

The main difference between MAC and IP address is that MAC Address is used to ensure the physical address of the computer. It uniquely identifies the devices on a network. While IP addresses are used to uniquely identifies the connection of the network with that device takes part in a network.