Was my contact information compromised? You should consider any contact information such as email address, phone number or street addresses ripe for an increase in spam and social engineering attacks if it has been exposed.Was any financial information stolen? For payment information that has been compromised, it is best to be proactive and reach out to the financial organizations before any signs of compromise occur.

Any accounts that have reused information of this should be reset as well. If so, you need to determine if this information was used on other accounts as well. Was any account authentication information stolen? This can include passwords, PIN’s, or security questions and answers.As a rule of thumb, it is always a good idea to do a quick check list when you find an account has been potentially compromised. Keep in mind that newer or undisclosed breaches will most likely not show up on this list. Luckily, Mozilla now tracks publicly disclosed breaches here. With the number of breaches that seem to occur each year it can be difficult to keep track of where your data may have been compromised.

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