The much-discussed GDPR regulates data pro­tec­tion and has been in place since May 2018. The reg­u­la­tion stip­u­lates that it applies to web users in the EU, so if you have any contact with them, it may be a good time to wise up on the GDPR. Its content focuses in par­tic­u­lar on personal data, which both le­gis­lat­ors and internet users see as highly worthy of pro­tec­tion. On the other hand, numerous business rep­res­ent­at­ives see their ability to keep up in a com­pet­it­ive market, which is sig­ni­fic­antly based on big data, threatened by the stricter reg­u­la­tions. But what are personal data, and what rights do you have to your own?

Defin­i­tion: what are personal data exactly?

The term personal data is generally un­der­stood as all data and in­form­a­tion that provide insights into the identity of a natural person – that is, into a person “made of flesh and blood,” although there is no clear cut legal defin­i­tion. This view therefore excludes legal entities and cor­por­a­tions, unless the partners and managing directors are the same in­di­vidu­al.

Defin­i­tion

Personal data is defined as “any in­form­a­tion relating to an iden­ti­fied or iden­ti­fi­able natural person (“data subject”); an iden­ti­fi­able natural person is someone who can be iden­ti­fied, directly or in­dir­ectly, in par­tic­u­lar by reference to an iden­ti­fi­er such as a name, an iden­ti­fic­a­tion number, location data, an online iden­ti­fi­er, or to one or more factors specific to the physical, physiolo­gic­al, genetic, mental, economic, cultural, or social identity of that natural person”; (original wording from Article 4, paragraph 1 GDPR).

According to this defin­i­tion, there are many types of personal data, some of which are presented together with examples in the following image. This overview is by no means complete, and just aims to provide a succinct list.

If, on the other hand, the data cannot be assigned to a specific person because it is com­pletely anonymous, no data pro­tec­tion rules need to be followed. The problem arises again with so-called “pseudonym-ised” data, which can also be used to determine a unique reference person if you have the necessary ad­di­tion­al in­form­a­tion. In case of doubt, the principle of caution always applies. Since it is sometimes difficult to dis­tin­guish between personal and non-personal data, you should always start from the former in order to guarantee the pro­tec­tion of po­ten­tially private in­form­a­tion. For example, data pro­tec­tion au­thor­it­ies assume that even IP addresses belong to personal data, since they can be clearly assigned to the re­spect­ive internet user through the in­ter­ac­tion of access and service providers.

What par­tic­u­lar types of personal data are there?

In addition to the examples of personal in­form­a­tion already listed, the GDPR also defines “special” personal data relating to natural persons. These include:

  • Ethnic and cultural back­ground
  • Political, religious and philo­soph­ic­al views
  • State of health
  • Sexual ori­ent­a­tion
  • Union mem­ber­ship
  • According to article 9 of the GDPR, genetic in­form­a­tion (e.g. DNA analyses) and biometric data (e.g. pho­to­graphs and fin­ger­prints) are also included

Due to the sensitive nature of this in­form­a­tion, the relevant privacy reg­u­la­tions are much stricter. Ac­cord­ingly, pro­cessing special cat­egor­ies of personal data is in principle pro­hib­ited under Article 9(1) of the GDPR, unless the data subject has expressly consented to having their data processed (a de­clar­a­tion of consent for pro­cessing general personal data is not enough). Another way in which personal data may be processed is if there is a le­git­im­ate public interest in this in­form­a­tion, e.g. in the context of criminal pro­sec­u­tion. While the ap­point­ment of a pro­fes­sion­al data pro­tec­tion officer is normally a matter for con­sid­er­a­tion by the managing director, it is ob­lig­at­ory for the pro­cessing of special personal data.

Why and how must personal data be protected?

It should be common knowledge that large internet companies such as Google and Facebook collect personal data about their users on a large scale. They mostly use these to place in­di­vidu­al­ised ad­vert­ising and generate economic profits. The data is mainly used for op­tim­ising sales and in­di­vidu­al­ising marketing mech­an­isms.

This is made more difficult, as people are becoming ever more cautious of what they data the disclose online, and fear becoming “trans­par­ent people,” rep­res­en­ted only by online data profiles. Recurrent cases of data theft and data abuse phishing and the use of Trojans fuel this fear even more. Because the more sensitive in­form­a­tion about an in­di­vidu­al is cir­cu­lat­ing, the greater the risk their financial and social in­form­a­tion is at.

Data pro­tec­tion reg­u­la­tions therefore make those with heaps of personal data re­spons­ible: companies and au­thor­it­ies are legally obliged to guarantee the pro­tec­tion of in­form­a­tion about their customers. This implies com­pli­ance with the following prin­ciples and practices laid out in the GDPR:

  • Legality of data pro­cessing: The col­lec­tion, storage, use, and for­ward­ing of personal data to third parties is only permitted with the express consent of the data subject.
  • Trans­par­ency: Companies and au­thor­it­ies are subject to com­pre­hens­ive ac­count­ab­il­ity, doc­u­ment­a­tion, and proof. At the request of a data subject, they must provide in­form­a­tion on all pro­cessing pro­ced­ures relating to his or her personal data.
  • Ear­mark­ing: The use of data must be earmarked at all times and must not be arbitrary.
  • Data min­im­isa­tion: Or­gan­isa­tions are required to collect only the most necessary data for their purposes and to keep the amount of in­form­a­tion stored generally low.
  • Cor­rect­ness of data pro­cessing: Stored data must always be correct and up to date and updated if necessary.
  • Storage lim­it­a­tion: There is a regular ob­lig­a­tion to delete data if it is no longer required for the purpose of an or­gan­isa­tion, if it has been stored illegally, or if a pre­de­ter­mined period of lim­it­a­tion has expired.
  • Integrity and con­fid­en­ti­al­ity: Companies and au­thor­it­ies must take extensive measures for internal data pro­tec­tion. In addition to the use of en­cryp­tion programs and security software, this also includes detailed training of employees entrusted with data pro­cessing.

Vi­ol­a­tions of these prin­ciples can result in a fine of up to 20 million euros, or up to 4 percent of a company's worldwide annual turnover under Article 83(5) of the GDPR – a rule that provides a financial incentive to comply with the guidelines but still cannot guarantee absolute security for personal data. Data economy is therefore also an effective principle when surfing the internet. Fur­ther­more, it is re­com­men­ded to delete or at least falsify personal, address, and bank data entered after com­plet­ing an online purchase. Last but not least, it also makes sense to be aware of your rights towards companies and au­thor­it­ies.

What rights do people whose personal data are collected, stored, and processed have?

The GDPR stip­u­lates three essential rights that people have when their personal data is collected:

Under European law, personal data must in principle be regarded as the property of an in­di­vidu­al. In practice, this means that the col­lec­tion, storage, pro­cessing, and for­ward­ing of data is only permitted with the express and active consent of the person in question. An implicit re­cog­ni­tion of the data pro­tec­tion practice of an online service is therefore not suf­fi­cient. A so-called coupling is also not allowed, in which a company or an authority only releases certain services against consent and leaves the user no free choice.

Under Article 15 of the GDPR, people also have a right of access to the companies and au­thor­it­ies to which they provide their personal data. The In­form­a­tion Com­mis­sion­er’s Office offers a short, informal sample letter, which can be easily adapted and sup­ple­men­ted with any extra in­form­a­tion you want to supply. The following questions are useful to get a good overview of the extent and procedure of data storage:

  • Which data is stored about my person?
  • Where is this data stored?
  • How was this data collected?
  • For what purpose were they stored?
  • To whom was my data passed on?

Although companies and au­thor­it­ies are obliged by law to provide in­form­a­tion, in some cases you have to reckon with un­will­ing­ness or even har­ass­ment if you want these questions answered. This is where per­sist­ence pays off: by invoking your rights, setting a tight deadline, and ul­ti­mately threat­en­ing to consult the re­spons­ible data pro­tec­tion authority, you finally get the certainty that you deserve. And if you do not agree with the way in which data is collected, in­form­a­tion is incorrect or outdated, or has even been stored or passed on illegally, you can apply your last right: the right to correct, delete, and block data (Article 15(1e) GDPR).

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