06 August 2010

Data protection

Posts relating to the category tag "data protection" are listed below.

06 August 2010

E-Consumer Protection Consultation

The UK's Office of Fair Trading (OFT) promotes and protects consumers' interests by ensuring markets work well, and that businesses act fairly and competitively. The government has asked the OFT to develop a longer term national strategy for consumer protection and enforcement on the internet. The strategy is intended to promote a safe and vibrant internet market.

Photograph of a tag label lying on the ground - it has the word 'SECURITY' written on it

As part of this strategy development, the OFT has launched a consultation on E-consumer Protection. The objectives are to improve the effectiveness of online markets and increase the level of consumer trust, so that consumers have a real option to use the internet for transactions, as equally as any other channel. The aim is also to ensure that enforcement of consumer protection online is as good as anywhere else in the world.

The main consultation document outlines some useful statistics about the UK internet economy using data from the European Commission's Consumer Markets Scoreboard 2010, the OECD and the OFT's Attitudes to Online Markets (publication due shortly). For example, 71% of the UK's retailers use e-commerce/internet sales channel for retail, and internet/online accounted for 9.5% of UK retail trade (£38 billion) in 2009. Apparently UK consumers have a high level of trust in UK sellers/providers' protection of their consumer rights and that they are adequately protected. However, it is not all good news as almost 20% of UK internet users are not transacting online, with a third of these stating concerns about the security of their personal and financial information as the reason. Overall, two-thirds of all internet users are worried about unauthorised access to their personal information. There are also concerns about being conned by companies online. The consultation document outlines how consumers may be becoming complacent about security but that they lack awareness of issues such as mis-use of cookies and behavioural advertising.

The OFT suggests these problems reduce confidence, lead to lower levels of demand, and consequently lower levels of supply. Households can miss out on potential savings and this is especially problematic for low income households (LIH). The consultation document proposes that agencies should work together to empower consumers, promote business compliance and develop effective enforcement. It proposes a number of high-level actions under the themes of consumer education, tool provision and hardening, business information, cooperation and deterrence, and enforcement capability building, coordination and leveraging intelligence.

The outcome of this consultation will have a large impact on organisations in the business-to-consumer (B2C) sector (there is also some discussion of whether C2C should also be addressed). If you are an online retailer, perhaps get in touch with your trade organisation and ask them whether they are responding, or do so yourself.

There are five general response questions, and further more-detailed questions about the high-level actions and monitoring proposed. Responses can be submitted online, by email and by post. The consultation period closes on 13th October 2010.

Posted on: 06 August 2010 at 09:02 hrs

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08 July 2010

Personal Information Online Code of Practice

Yesterday, the UK Information Commissioner's Office (ICO) launched their Personal Information Online Code of Practice.

Part of a page from the ICO's Personal Information Online Code of Practice

The new code is available online as an eBook together with associated guidance for individuals Protecting Your Personal Information Online. Hopefully the code will also be available as a standalone PDF for offline use and in print.

The Personal Information Online Code of Practice has been improved substantially since the draft for consultation was issued in December. The code describes the benefits of protecting personal information including increased trust, reduced reputational risk, better take-up of services, reduced risk of data breaches and associated enforcement action, improved competitive advantage, increased quality of data and decreased customer/client/citizen support costs.

I am pleased to see so many practical tips tied to real-world examples such as whether IP addresses are personal data (answer: probably). It is difficult to get the balance of detail and readability correct, but I think this document will hit the mark for many busy web site owners.

The code points to other matters that should be considered (e.g. risk assessments), but correctly doesn't details precisely how these are undertaken.

Update 9th July 2010: The Personal Information Online Code of Practice is now available both as a PDF and in print on request.

Posted on: 08 July 2010 at 08:25 hrs

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06 July 2010

MoJ Data Protection Call for Evidence

Today the the Ministry of Justice (MoJ) has announced a Call for Evidence on current data protection legislation, asking for views on how the European Directive and the Data Protection Act (DPA) are working, the impact of data protection on individuals and business, and whether the current powers and penalties of the Information Commissioner could be strengthened.

This evidence is to assessed and used to inform the UK's position in negotiations on a new EU instrument for data protection, which are expected to begin in early 2011.

The 56-page Call for Evidence document is divided into seven chapters on the topics evidence is sought on— definitions, data subjects' rights, obligations of data controllers, powers and penalties of the Information Commissioner, the principles-based approach, exemptions under the DPA, and international transfers:

Interestingly some of the questions ask for views on data breach notifications, whether the eight principles of data protection should be more prescriptive and how consent is sought. All potential issues for web site owners.

The Call for Evidence is seeking evidence from individuals, private organisations, charities and public authorities, and is due to close on 6th October 2010.

Posted on: 06 July 2010 at 14:16 hrs

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06 July 2010

IAB Networks & Exchanges Quality Assurance Guidelines

The US trade organisation Interactive Advertising Bureau (IAB) has released guidance for advert networks and advert exchanges to standardise methods to make buying easier and to give increased control over where adverts are placed.

Partial view of a page from the Networks & Exchanges Quality Assurance Guidelines, released June 2010 by the Interactive Advertising Bureau (IAB)

Networks & Exchanges Quality Assurance Guidelines includes a detailed glossary of online advertising terms which provides a common vocabulary for advertisement targetting and data collection. The document provides detailed guidance on:

  • transparency of inventory sources, publisher relationships, content types and placement details
  • defined content categorisation based on 23 main "tier 1" taxonomy tiers
  • vetting of the inventory based on a rating system and description of web page content
  • data disclosure terms for off-site behavioral targeting and third-party data.

US advert networks and exchanges can voluntarily agree to be certified against these guidelines.

In case you missed it, the IAB and Network Advertising Initiative (NAI) jointly published the CLEAR Ad Notice Technical Specification which defines how to implement the cross-industry Self-Regulatory Principles for Online Behavioral Advertising. This provides a method for advertisers to provide additional information (meta data) with an advert which users can read, and choose whether to opt out. It will be interesting to see how the guidance is implemented in practice—there is an example demonstration advert on the Yahoo! Green web site.

The equivalent UK organisation in the IAB UK.

Posted on: 06 July 2010 at 08:15 hrs

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02 July 2010

Web Site Security Basics for SMEs

Sometimes when I'm out socially and people ask what I do, the conversation progresses to concerns about their own web site. They may have a hobby site, run a micro-business or be a manager or director of a small and medium-sized enterprise (SME)—there's all sorts of great entrepreneurial activity going on.

It is very common for SMEs not to have much time or budget for information security, and the available information can be poor or inappropriate (ISSA-UK, under the guidance of their Director of Research David Lacey, is trying to improve this). But what can SMEs do about their web presence—and it is very unusual not to have a web site, whatever the size of business.

Photograph of a waste skip at the side of St John Street in Clerkenwell, London, UK, with the company's website address written boldly across it

Last week I was asked "Is using <company> okay for taking online payments?" and then "what else should I be doing?". Remember we are discussing protection of the SME's own web site, not protecting its employees from using other sites. If I had no information about the business or any existing web security issues, this is what I recommend checking and doing before anything else:

  • Obtain regular backup copies of all data that changes (e.g. databases, logs, uploaded files) and store these securely somewhere other than the host servers. This may typically be daily, but the frequency should be selected based on how often data changes and how much data the SME might be prepared to lose in the event of total server failure.
    • check backup data can read and restored periodically
    • don't forget to securely delete data from old backups when they are no longer required
  • Use a network firewall in front of the web site to limit public (unauthenticated user) access to those ports necessary to access the web site. If other services are required remotely, use the firewall to limit from where (e.g. IP addresses) these can be used.
    • keep a record of the firewall configuration up-to-date
    • limit who can make changes to the firewall
  • Ensure the host servers are fully patched (e.g. operating system, services, applications and supporting code), check all providers for software updates regularly and allow time for installing these.
    • remove or disable all unnecessary services and other software
    • delete old, unused and backup files from the host servers
  • Identify all accounts (log in credentials) that provide server access (not just normal web page access), such as used for transferring files, accessing administrative interfaces (e.g. CMS admin, database and server management/configuration control panels) and using remote desktop. Change the passwords. Keep a record of who has access and remove accounts that are no longer required and enable logging for all access using these accounts.
    • restrict what each account can do as much as possible
    • add restrictions to the use of these accounts (e.g. limit access by IP address, require written approval for use, keep account disabled by default)
  • Check that every agreement with third parties that are required to operate the web site are in the organisation's own name. These may include the registration of domain names, SSL certificates, hosting contracts, monitoring services, data feeds, affiliate marketing agreements and service providers such as for address look-up, credit checks and making online payments.
    • ensure the third parties have the organisation's official contact details, and not those of an employee or of the site's developers
    • make note of any renewal dates
  • Obtain a copy of everything required for the web site including scripts, static files, configuration settings, source code, account details and encryption keys. Keep this updated with changes as they are made.
    • verify who legally owns the source code, designs, database, photographs, etc.
    • check what other licences affect the web site (e.g. use of open source and proprietary software libraries, database use limitations).

Do what you can, when you can. Once those are done, then:

  • Verify the web site and all its components (e.g. web widgets and other third party code/content) does not include common web application vulnerabilities that can be exploited by attackers (e.g. SQL injection, cross-site scripting).
  • Check what obligations the organisation is under to protect business and other people's data such as the Data Protection Act, guidance from regulators, trade organisation rules, agreements with customers and other contracts (e.g. PCI DSS via the acquiring bank).
    • impose security standards and obligations on suppliers and partner organisations
    • keep an eye open for changes to business processes that affect data
  • Document (even just some short notes) the steps to rebuild the web site somewhere else, and to transfer all the data and business processes to the new site.
    • include configuration details and information about third-party services required
    • think about what else will need to be done if the web site is unavailable (does it matter, if so what exactly is important?)
  • Provide information to the web site's users how to help protect themselves and their data.
    • point them to relevant help such as from GetSafeOnline, CardWatch and Think U Know
    • provide easy methods for them to contact the organisation if they think there is a security or privacy problem
  • Monitor web site usage behaviour (e.g. click-through rate, session duration, shopping cart abandonment rate, conversion rate), performance (e.g. uptime, response times) and reputation (e.g. malware, phishing, suspicious applications, malicious links) to gather trend data and identify unusual activity.
    • web server logs are a start, but customised logging is better
    • use reputable online tools (some of which are free) to help.

That's just the basics. So, what would be next for an SME? If the web site is a significant sales/engagement channel, the organisation has multiple web sites, is in a more regulated sector or one that is targetted particularly by criminals (e.g. gaming, betting and financial), takes payments or does other electronic commerce, allows users to add their own content or processes data for someone else, the above is just the start. Those SMEs probably need to be more proactive.

This helps to protect the SME's business information, but also helps to protect the web site users and their information. After all, the users are existing and potential customers, clients and citizens.

Oh, the best response I had to someone when I was explaining my work: "You're an anti-hacker than?". Well, I suppose so, but it's not quite how I'd describe it.

Any comments or suggestions?

Posted on: 02 July 2010 at 08:18 hrs

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29 June 2010

Search Engine Personal Data Retention

There's a great post summarising what has been discovered about personal data retention my the major search engines on the Tech and Law blog.

Photograph of Miroslaw Balka's steel sculpture 'How It Is' in the turbine hall, Tate Modern, London, United Kingdom

The original posting summarises the discussions between the EU Article 29 Working Party and the search engines with a more recent summary of what the search engines are actually collecting, and when they are disposing of the data. Tech and Law is asking if anyone has additional information to share on this.

Useful, while you are thinking about your own data retention policies.

Posted on: 29 June 2010 at 09:45 hrs

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21 May 2010

PDF Information Leakage

Like many other document and files on your web site, PDFs can leak information in more than one way. Apart from the normal content, there is often meta data, information from previous versions and sometimes, links to internal resources.

Partial image of the beginning of the Financial Services Authority (FSA) template for letters alerting people to the risk of fraud - taken from the public document at http://www.fsa.gov.uk/pubs/press/operation_domingo.pdf - showing the FSA logo at the top right and the text '19 May 2010... Dear ..., This is a warning - you may be targeted by fraudsters I'm writing to you from the Financial Services Authority (FSA) to warn you that your name has been identified on a list currently being used by share fraudsters. These fraudsters, commonly known as boiler rooms, may contact you by telephone with offers to buy worthless shares.  Companies should never call you out of the blue offering to buy or sell shares. Please do not take up...'

On Wednesday, the Financial Services Authority (FSA) reported they had acquired a list of 38,000 names, addresses and telephone number that boiler rooms were using to target potential investors in worthless shares. The FSA wrote a letter to all the people listed. They also published the letter's outline format as a PDF. Unfortunately four enabled hyperlinks in the document do not reference the www.fsa.gov.uk website as intended, but instead a file on someone's computer, probably at the FSA.

Partial image of the of the FSA's template after clicking on an embedded hyperlink with a pop-up alert saying the link goes to 'D:\Documents and Settings\JMCNICHOL\Local Settings\JMCNICHOL\Local Settings\Temporary Internet Files\OLK9\www.fsa.gov.uk\Pages\Doing\Regulated\Law\Alerts\form.shtml'

Oh dear. Nothing too serious this time, but everything that is published should be checked for validity before release, and verified after publication. This should include all information, not just the normal visual content. The FSA should know better. Publishing to print (e.g. the letters) removes some of this additional information where publishing to an electronic format (e.g. PDF) doesn't always. All publishing should follow standard procedures and approvals processes should include checks for additional information.

Embedded data may leak business information (e.g. previous changes, authors' comments, file paths, account names, intellectual property) or personal data (e.g. location data, names), and possibly give malicious users information that will help them exploit the organisation's systems.

Also, some good news for the FSA, it has survived the change of government.

Posted on: 21 May 2010 at 07:54 hrs

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07 May 2010

Business Case for Data Protection

Information in a web application could be the most valuable asset. A research study of UK executives' attitudes to data protection risks and data breaches was published by the Ponemon Institute at the end of March.

Part of a page showing text and chart from the Ponemon Institute's report 'Business Case for Data Protection - A Study of CEOs and other C-level Executives in the United Kingdom'

The report, Business Case for Data Protection - A Study of CEOs and other C-level Executives in the United Kingdom (and a US version), was sponsored by Ounce Labs (now part of IBM). A representative sample of 115 respondents were surveyed across a range of small, medium and large enterprises. Almost 80% of the organisations surveyed had suffered a data loss in the previous 12 months. The report lists a useful priority ranking of the six most critical types of data to business operations:

  1. Financial information
  2. Intellectual property
  3. Non-financial confidential information
  4. Employee information
  5. Business customer information
  6. Customer or consumer information

Of course other parties (e.g. partners, suppliers and customers) might view the last two as most important to themselves.

The findings were broadly similar to the 2009 survey. Maintaining reputation and brand was the most commonly stated important organisational goal that depends on data protection and there seemed to be many fewer organisations for which ensuring regulatory compliance was such a goal. The ranking of business functions the respondents felt needed to collaborate to achieve data protection goals changed somewhat, but generally the survey seems to add weight to the previous year's findings. Even the "average cost per compromised record" seemed to be about the same (the number is in the report if you are interested).

But determining the impacts (direct and indirect costs) of data breaches is one aspect of calculating the value of information. Recently judges in the US have been trying to determine the loss when data were stolen in the case of Albert Gonzalez for the TJX breach (who has now been sentenced).

The ICO's report on the business case for investing in proactive privacy protection, The Privacy Dividend, describes alternative aspects for valuing information—and not just from the business' own perspective. This seems to be the discussion the US judges were having.

Another report, published two weeks ago, from SAS and the London Business School on Valuing Information as an Asset discusses the internal business value. The report argues for a proactive, asset-centric, value-based approach to the management of information, rather than a security-centric approach, which could otherwise limit access to data rather than enabling its exploitation. Without placing a value on information, and therefore an economic incentive, data breaches (real breaches not lost media) will continue.

Information in web applications should add value and therefore it needs to be protected from internal and external threats. That shouldn't mean it can't be exploited to fulfill its potential (within appropriate legal, ethical and other constraints). By considering what this potential is and its values to various parties are during the design of the system, appropriate security and privacy measures can be built in that support and enhance the business functions, not detract from the organisation's goals.

Posted on: 07 May 2010 at 09:48 hrs

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04 May 2010

NIST SP 800-122 Guide to Protecting the Confidentiality of Personally Identifiable Information

Special Publication (SP) 800-122 Guide to Protecting the Confidentiality of Personally Identifiable Information (PII) has been published by the US National Institute of Standards and Technology (NIST). Are you using personal data on your web site?

Partial image of the front cover from 'SP800-122 Guide to Protecting the Confidentiality of Personally Identifiable Information (PII)'

SP 800-122 provides a useful read for people responsible for assessing privacy and for those designing and implementing privacy controls within information systems and business processes. Importantly it mentions web applications which are increasingly being used as part of business processes. By their nature, data will pass through systems more exposed to public threats.

In the UK, the best starting point for advice is the Information Commissioner's Office guides and other resources, especially the Data Protection Guide and the pages and reports on building privacy in. However, SP 800-122's impact classification methodology, lists of safeguards, examples and scenarios are useful whatever your jurisdiction.

But do note, the definitions, requirements and obligations in NIST SP 800-122 of course relate to US legislation and not to the UK Data Protection Act 1998. In particular they don't cover all eight UK data protection principles. Apart from background reading, they can therefore also be of use for UK organisations considering, or who already have, customers or some other presence in the US.

Posted on: 04 May 2010 at 11:32 hrs

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27 April 2010

Internet Security Threat Report

Last week, Symantec published its latest Internet Security Threat Report.

Partial image of the cover from Symantec's report 'Global Internet Security Threat Report, Volume XV, April 2010 - Trends for 2009'

The 95-page report describes Symantec's methodology, findings and recommendations about internet security threats to businesses and individuals. It describes the financial and other losses possible such as damage to reputation and data theft. There is a strong focus on protecting confidentiality and less about how internet threats affect the integrity of data and availability of information systems and business processes.

In the two chapters on Vulnerabilities and Malicious Code Trends, the importance of publicly accessible services (web, mail and FTP) and vulnerabilities in web browsers and web browser plugins in the malware ecosystem are highlighted and recommendations for protecting these servers are provided. The top Web-based attack in 2009 was associated with malicious PDF activity, which accounted for 49 percent of the total.

The chapter on Phishing, Underground Economy Servers, and Spam Trends provides a good insight into how your users may be targetted by third parties hoping to lure them into visiting other web sites. the report makes the important point that "the use of brand(s) in phishing activity can significantly undermine consumer confidence in its reputation". The financial sector continues to be the primary target for phishing attacks, but all types of organisation can be targetted.

Appendix A describes some best practices that businesses (enterprises) and consumers should follow to reduce the risk from internet threats. Many of these relate to using electronic mail and browsing web sites. The slightly more web application related recommendations include employ defense-in-depth strategies, administrators should limit privileges on systems for users, turn off and remove services that are not needed for normal company network operations, test security regularly to ensure that adequate controls are in place, educate management on security budgeting needs, administrators should update antivirus definitions regularly, always keep patch levels up to date, enforce an effective password policy and ensure that emergency response procedures are in place.

A shorter executive summary of the report is also available.

Posted on: 27 April 2010 at 09:15 hrs

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