Security Screening

NSA Group provides a comprehensive BS7858 security screening solution, through our specialist security screening division, National Security Screening Agency (NSSA), tailored to meet the specific needs of your organization. 

NSSA has many years of expertise conducting thorough background checks for the security industry and relevant trades, and has earned a reputation as a leading provider of services to the security industry. 

BS 7858 Security Screening

BS7858 is a widely recognized standard in the United Kingdom that outlines the requirements for screening individuals employed in roles involving access to sensitive information, assets, or premises and exposure to vulnerable persons. It is particularly relevant in sectors such as security, finance, and government, where thorough background checks are crucial.

By conducting background screening for security personnel, you can make informed hiring decisions, mitigate risks, and ensure the highest level of security and protection for your organization. It is an essential step in safeguarding your premises, assets, and people from potential threats and maintaining the trust and confidence of your stakeholders.

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Why screen security personnel?

Trustworthiness and Reliability

 Security personnel are entrusted with the critical responsibility of safeguarding your premises, assets, and people. Conducting background checks helps verify their trustworthiness and reliability, ensuring that they have a clean record and can be relied upon to perform their duties diligently.

Professionalism and Ethical Conduct

 Background screening helps evaluate the professionalism and ethical conduct of security personnel. This includes assessing their past employment history, references, and qualifications, ensuring they possess the necessary skills and experience to carry out their responsibilities effectively.

Criminal History

Background screening helps identify any criminal history or past offenses of security personnel. This information is crucial in determining their suitability for the role, as individuals with a history of criminal activity may pose a risk to the security and well-being of your organization.

Protection against Internal Threats

Security personnel often have access to sensitive areas and confidential information. Conducting background checks helps identify any potential risks or vulnerabilities, minimizing the chances of internal threats such as theft, sabotage, or unauthorized disclosure of information.

Compliance with Regulations

 Many jurisdictions have legal requirements for background checks for security personnel. Compliance with these regulations ensures that your organization adheres to the necessary standards and mitigates potential liability.

Public Perception and Reputation

Demonstrating a commitment to thorough background screening for security personnel enhances your organization’s reputation and instils confidence among clients, employees, and stakeholders. It showcases your dedication to providing a safe and secure environment.

Our Security products
NSA Group provides a comprehensive BS7858 security screening solution
BS7858 (5 Year)

Screening to BS7858 Standard with a 5 Year activity history. 

BS7858 (10 Year)

Screening to BS7858 Standard with a 10 Year activity history.

Custom Screening

Screening to BS7858 Standard with a 5 Year or 10 Year activity history plus any additional checks that may be required.

Speak to one of our security screening experts
Call us on 0800 999 7858

Our experts are trained to advise you on the appropriate level of screening you may need depending on your individual  requirements.

Key checks specified by BS7858
Historic Employment

This process involves contacting previous employers to confirm the candidate’s employment dates, job titles, roles, responsibilities, and performance. It helps verify the accuracy of the candidate’s work history and assess their job stability.

Directorship Check

Add Allows you to verify a prospective candidate’s position and to ensure that they are not subject to any Companies House restrictions.

Activity History

Work and activity history screening also involves examining any gaps in employment or activity history. This could include periods of unemployment, career breaks, or unaccounted time. 

Consumer Information Search

Credit checks can provide insight into an applicant’s financial responsibility and management skills. It can help employers gauge how applicants handle their personal finances, which may be relevant for positions involving financial responsibilities within the company.

Identity Verification

Identity verification is the process of verifying the authenticity and validity of an individual’s identity documents, such as passports, driver’s licenses, or national identification cards. 


Under the prevention of illegal working legislation, it is unlawful for an employer to hire someone if they do not have the Right to Work in the UK or if they are breaching the terms of their stay by working. Severe penalties can be imposed upon employers who fail to perform the appropriate checks

Disclosure & Barring Service

It’s important to note that the level of DBS check required (Basic, Standard, or Enhanced) depends on the nature of the role and the level of contact with vulnerable groups or sensitive information.

Sanctions Check

Sanctions checks refer to the process of screening individuals, entities, and transactions against national and international sanctions lists. Sanctions are measures imposed by governments or international bodies to restrict or prohibit certain activities with specific countries, individuals or organisations.