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Questions tagged [pii]

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Storing sensitive data partially in the cloud using the blockchain and on the private IPFS cluster on-premises?

Our threats are: PHI (Protected Health Information) potentially being stolen and used to blackmail the corresponding gov bodies and persons by either a man in the middle or an internal malicious cloud ...
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2 answers
78 views

Secure data (+ private key) storage in an insecure public cloud environment

We are trying to encrypt files in a manner that they can be completely secure in an insecure environment (like a public cloud). We're talking about military grade secure. The data should be so secure ...
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0 answers
8 views

Personally identifiable information not behind account credentials [duplicate]

This is the first time I've posted to this site, so if this question belongs somewhere else please let me know. I recently was using an online service which I will not name, and I realized that there ...
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27 views

What metadata could be stored in the IPFS network and what could be collected by modified nodes?

I'm guessing uploading to IPFS also uploads some metadata, which gets shared as well, does this assumption hold any truth? According to this only content identifiers and node identifiers are in the ...
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1 vote
0 answers
64 views

How do I make sure the information I collect on a person does not constitute personal data/PII?

I'm building an application that may involve the storage of certain information pertaining to potentially millions users of a popular social media platform for analytics purposes, making the obtaining ...
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0 votes
1 answer
44 views

Which is the preferred way of encrypting Personal Identifiable Information?

What is the preferred way to implement personal information encryption / decryption? After some reading, the main options appear to be: Encrypt/Decrypt it at the database level Encrypt/Decrypt it at ...
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1 vote
0 answers
106 views

Choosing the right salt to pseudo-anonymize data and be GDPR compliant

In my company, numeric user IDs are considered PIIs and therefore need to be pseudo-anonymized to be GDPR compliant. To do so, we populate a lookup table where to each ID is assigned a monotonically ...
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  • 111
0 votes
4 answers
188 views

How to protect email addresses in a customer database when you and other third parties must be able to send emails?

I am wondering what methods are used by big companies to protect customer email addresses in their databases. They usually have salespeople all over the world and multiple third-parties (Salesforce, ...
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1 vote
0 answers
89 views

How to protect PII data from being sold or exposed by employees

For PII, we capture mostly emails, mobile and name of users who signup on our website. Along with this purchases made by users are also a sensitive data. Protecting this data for users privacy is as ...
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0 votes
1 answer
111 views

How do applications which are integrated using a javascript client side sdk, secure their data or disallow spam?

Take an example of google maps. google maps provides a javascript client SDK, which means any web app running javascript can access the google maps sdk. You need to use an API_KEY so that google can ...
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2 votes
1 answer
207 views

PII Data Masking rules - what's acceptable and what's not

Is there a security rule on correct masking for sensitive information? Let's say we want to use prod data in our UAT environment. We're thinking of creating a masking logic when we transfer prod data ...
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1 vote
0 answers
108 views

What would be the logical approach in breaking down the following scenario in regard to CISSP Domains?

I'm currently doing my Cyber Security Certification program, I along with my fellow classmates are in Beginner stages. Over the past few weeks we have been writing up variety of Discussions using ...
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3 votes
2 answers
168 views

Encryption as bijective data masking function

Context I'm building data lake from scratch within a small team (3-6 data engineers). I want to mask PII data when copying data from prod to dev/test environments. I'm particularly interested in the ...
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  • 215
2 votes
2 answers
162 views

AWS KMS Getting Data Key using AWS Encyption SDK

I am exploring the AWS KMS as a vault for storing the encryption keys. Now I am trying to encrypt the database fields like email. So, issue whenever there is a read/write for email, I don't want to ...
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1 vote
3 answers
448 views

Is an email domain name considered PII?

For example, can you reference a customer by their domain in an email? Each customer in a system can be associated with a domain, and some domains are associated with a single customer.
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2 votes
1 answer
78 views

Implications re security practices of full account access granted to third parties

I'm working with a company (say, Acme) that does some ongoing data collection and processing for me. The data in question is private but not all that sensitive. Part of Acme's service has password-...
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  • 121
1 vote
0 answers
214 views

How have you secured production data (PII) on non-prod environments?

Data protection laws including GDPR state: “Personal data shall be obtained only for one or more specified and lawful purposes, and shall not be further processed in any manner incompatible with that ...
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1 vote
5 answers
670 views

Username in browser history (url) - is this a security problem?

We have a client complaining that there is PII in the browser history (as in the persistent history you get to through your browser's menu - Ctrl + H in Chrome). For example, the URL for editing a ...
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  • 149
2 votes
2 answers
272 views

What's the danger of an online resume (a CV)?

I was talking with someone about my resume, and on the subject of my posting it online they said, just be careful with PII ... for your own good :) My reaction to that is How bad can it be? -- and,...
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0 votes
0 answers
125 views

How to Ask for More Transparency from Companies Handling Our Personal Data

A company's asked me to submit a scan of my passport claiming KYC (Know Your Customer) and AML (Anti-money Laundering) purposes. In times of daily data breaches, what can we ask for a company to be ...
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1 vote
1 answer
112 views

Why should relatively-public personal identifying information be kept secret online if at all?

I don't want to get hung up on technical terms, just laying out basics for this question: I understand personal identifying information (PII) as that info which is not apparent to people who cross ...
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  • 361
5 votes
2 answers
3k views

Documentation for GDPR best practices for partially masking email addresses

I must give certain employees access to a report which contains email addresses. I would like to redact or partially mask these email addresses, but I am having trouble finding official guidance on ...
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  • 153
1 vote
1 answer
108 views

How we can PoC our product that needs training data for our machine learning algorithm of the the bank clients?

Recently, we have had a challenge with potential future clients which are the bank. Our product requires to gather static data (e.g. address, loans, last 50 transactions, etc) of banks clients. These ...
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  • 1,182
2 votes
1 answer
270 views

Information leakage through json response

I am testing a product survey website. As a response to getSurveyResults() call, the following details of all survey participants shall be displayed to all website users. Nick name Location Rating ...
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  • 411
2 votes
2 answers
2k views

How can I encrypt messages sent over AWS PrivateLink?

I am working on a project where I need to send messages to a partner via AWS PrivateLink. Because these messages contain PII, the data needs to be secure. I have been unable to determine from internet ...
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0 votes
0 answers
78 views

Do security breach victims have any meaningful recourse?

OPM Breach Anthem Health Care Equifax The list goes on... If we define meaningful as non-monetary compensation (e.g. services) to protect victims from further victimization stemming from loss of ...
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1 vote
1 answer
209 views

Can you tell me if my design is secure?

I'm designing a database interface for a system that could store PII. My first focus is on making sure all the data is secure, to do this I have designed the system as follows. I'm running three ...
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3 votes
4 answers
7k views

Are employee or badge numbers PII?

We're looking at implementing an Identity Management/Lifecycle system. We're looking at aggregating all our authentication into this system. However, one area of concern is same-name employees, so ...
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1 vote
0 answers
74 views

Do S3/Azure/GCS bucket names/keys represent personally identifiable information

We have an event-sourced system that uses a forward-only immutable event store. If we store personally identifiable information in this store, we'll be in trouble with regards to GDPR, as deletion ...
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  • 121
37 votes
6 answers
20k views

Is a standalone phone number considered Personally Identifiable Information?

Personally Identifiable Information (PII) is defined (the example below is from NIST) as (emphasis mine) Information that can be used to distinguish or trace an individual's identity, such as ...
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0 votes
1 answer
201 views

Tokenization - Is it bad practice to reuse tokens?

If I am implementing a tokenization system for PII within a database, is it considered bad practice, or riskier, to reuse tokens? For example, if I am storing the name "Richard" multiple times, and ...
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  • 141
19 votes
2 answers
14k views

Is gender considered PII (Personally Identifiable Information) under the GDPR?

Since GDPR is shaking everything up at the minute I'm working on a few changes to our website/process. I work in eCommerce in UX (UK based) and support marketing teams with certain activities. My ...
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  • 301
0 votes
1 answer
451 views

How to securely collect email addresses through a third party website

I would like to collect email addresses through a third party website and subscribe them to a Sendgrid mailing list. Flow: User goes to a website hosted by unbounce.com that uses my website's ...
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2 votes
1 answer
223 views

Secure, Portable Bookmarks

A constant bugbear is my bookmarks being synced to my Google accounts, meaning access to them outside that Google account requires various manual steps. So it got me thinking of a roll your own way ...
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-1 votes
1 answer
83 views

DLP Tool for requirement [closed]

Is there any DLP tool with default policies to comply with south african laws and regulations on PII ?
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  • 3
4 votes
1 answer
133 views

How can I prove that I adhere to stated privacy policy? What audits are effective for voluntary compliance?

I have a website and mobile app that doesn't store data or PII. Suppose I'm not subject to any special privacy laws. How can I voluntarily submit myself to an audit to ensure that I'm acting true to ...
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0 votes
1 answer
752 views

Data Masking in a database [closed]

Background The development team is receiving production data (as Database backup files) in order to fix bugs and application enhancements. The Development team restore these backups in their ...
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