Avco Systems Ltd

SFX Cloud

SFX is a cloud based file exchange system that allows users to transfer large files and messages to colleagues and third-party organisations securely. With a simple sign-up process for pre-approved email domains, the system also allows users to invite third party users to share files.


  • Secure messaging using AES 256 bit encryption over TLS
  • Secure file transfer using AES 256 bit encryption over TLS
  • Encrypted subject, message and file content at rest
  • File virus scanning on upload
  • Customisable file retention period
  • Approved domains for self sign-up
  • API integration
  • Import / export contacts
  • User account management
  • User account, login and file audit history


  • Secure login process with pin required to reset password
  • Transfer very large files with ease
  • Seamless sign-up process for pre-approved users
  • Easily manage user access and monitor usage statistics
  • Revoke transferred files at any time
  • Access to file transfer history after transfers have been deleted
  • API integration for more ways of interacting with the service
  • Create contact groups for quicker distribution of files
  • View download history to ensure data has been retrieved


£0.50 to £5 per user per year

Service documents

G-Cloud 10


Avco Systems Ltd

Peter Lambert

01753 213 700


Service scope

Service scope
Software add-on or extension No
Cloud deployment model Hybrid cloud
Service constraints The service is subject to maintenance periods, notified in advance.
System requirements A supported web browser

User support

User support
Email or online ticketing support Email or online ticketing
Support response times Email support is provided between 8:30 and 18:00 excluding Bank Holidays. A response to a support email is expected within four hours.
User can manage status and priority of support tickets No
Phone support Yes
Phone support availability 9 to 5 (UK time), Monday to Friday
Web chat support No
Onsite support Yes, at extra cost
Support levels There is a single support level that is provided directly to the buyer.
This support provided is included in the price.
Direct support to the buyers customers (end users) is not available.
Support available to third parties No

Onboarding and offboarding

Onboarding and offboarding
Getting started We can provide an online walkthrough or you can use the provided service documentation to get started. Our friendly support staff can assist in customising your service if required and can coordinate any required data imports. Onsite training is available on request at an additional cost.
Service documentation Yes
Documentation formats PDF
End-of-contract data extraction When the agreement comes to an end we can provide the customer with an extract of their data from the system database, in the formats described below.
End-of-contract process At the end of the agreement, the buyer’s service is decommissioned. Any data requested by the buyer is extracted from the database and sent using a secure method of transfer. Once the transfer process is complete, we will securely delete all data relating to the buyer. This is all included in the price of the agreement.

Using the service

Using the service
Web browser interface Yes
Supported browsers
  • Internet Explorer 10
  • Internet Explorer 11
  • Microsoft Edge
  • Firefox
  • Chrome
  • Safari 9+
  • Opera
Application to install No
Designed for use on mobile devices Yes
Differences between the mobile and desktop service No difference.
Accessibility standards WCAG 2.0 AA or EN 301 549
Accessibility testing N/a
What users can and can't do using the API Invite users to join the service. Send a transfer containing a subject, message and attached files. Download all transfers and attached files for the account. Delete all transfers for the account.
API documentation Yes
API documentation formats PDF
API sandbox or test environment Yes
Customisation available Yes
Description of customisation Customisation can be requested by the client during site setup. Additionally, changes to this can be requested by contacting the support team. The following aspects of the site are customisable: site styling (custom stylesheet), message for login page, inclusion of logo, header text visibility and content, inclusion of Ts & Cs acceptance on login page. Inclusion of service message on login screen. file retention period, email subject suffix, login attempts allowed, reset requests allowed.


Independence of resources QOS and resource limitations ensure that demands of other users do not cause a negative impact on others.


Service usage metrics Yes
Metrics types Audit information, usage and metrics are available through the administration dashboard.
Further, customisable reports are available on request.
Reporting types
  • Real-time dashboards
  • Regular reports
  • Reports on request


Supplier type Not a reseller

Staff security

Staff security
Staff security clearance Other security clearance
Government security clearance Up to Baseline Personnel Security Standard (BPSS)

Asset protection

Asset protection
Knowledge of data storage and processing locations Yes
Data storage and processing locations United Kingdom
User control over data storage and processing locations Yes
Datacentre security standards Supplier-defined controls
Penetration testing frequency At least once a year
Penetration testing approach Another external penetration testing organisation
Protecting data at rest
  • Physical access control, complying with another standard
  • Encryption of all physical media
Data sanitisation process Yes
Data sanitisation type
  • Explicit overwriting of storage before reallocation
  • Deleted data can’t be directly accessed
Equipment disposal approach Complying with a recognised standard, for example CSA CCM v.30, CAS (Sanitisation) or ISO/IEC 27001

Data importing and exporting

Data importing and exporting
Data export approach The user can request their data by raising a ticket with our support team who will handle the extraction and supply of the data.
Data export formats
  • CSV
  • Other
Other data export formats
  • XML
  • JSON
Data import formats
  • CSV
  • Other
Other data import formats
  • XML
  • JSON

Data-in-transit protection

Data-in-transit protection
Data protection between buyer and supplier networks
  • TLS (version 1.2 or above)
  • Legacy SSL and TLS (under version 1.2)
  • Other
Other protection between networks Other methods of protection such as Private Networks (including PSN), VPN, Fibre connection etc are considered and priced on an individual basis.
Data protection within supplier network TLS (version 1.2 or above)

Availability and resilience

Availability and resilience
Guaranteed availability The service has an Availability Target of 99.9% annually.
This excludes scheduled maintenance activities, notified in advance.
Approach to resilience The service is designed to use a number of modern techniques to maintain service availability.
Further details can be provided on request.
Outage reporting Email alerts are available.

Identity and authentication

Identity and authentication
User authentication needed Yes
User authentication
  • 2-factor authentication
  • Identity federation with existing provider (for example Google Apps)
  • Dedicated link (for example VPN)
  • Username or password
  • Other
Other user authentication Access methods such as dedicated link are subject to individual assessment and additional cost on a case by case basis.
Access restrictions in management interfaces and support channels Access restrictions are enforced by physical, procedural and technical constraints that are all audited as part of our ISO 27001 certification.
Access restriction testing frequency At least every 6 months
Management access authentication
  • 2-factor authentication
  • Identity federation with existing provider (for example Google Apps)
  • Username or password
  • Other

Audit information for users

Audit information for users
Access to user activity audit information Users have access to real-time audit information
How long user audit data is stored for At least 12 months
Access to supplier activity audit information Users contact the support team to get audit information
How long supplier audit data is stored for At least 12 months
How long system logs are stored for User-defined

Standards and certifications

Standards and certifications
ISO/IEC 27001 certification Yes
Who accredited the ISO/IEC 27001 The SOCOTEC Group
ISO/IEC 27001 accreditation date 13/01/2014
What the ISO/IEC 27001 doesn’t cover All services are covered by our ISO 27001 certification.
ISO 28000:2007 certification No
CSA STAR certification No
PCI certification No
Other security certifications No

Security governance

Security governance
Named board-level person responsible for service security Yes
Security governance certified Yes
Security governance standards ISO/IEC 27001
Information security policies and processes Avco Systems are ISO27001:2013 and ISO9001:2015 certified. Critical to the quality of the company’s services is information security. The company is dedicated to safeguarding its information and that of its interested parties, to fulfil both its contractual obligations and the requirements of ISO 27001:2013.
Quality is central to Avco’s philosophy and permeates all areas of the company’s business, including its internal and external aspects and its dealings with interested parties. The company endeavours to satisfy or exceed expectations and is committed to a policy of continual improvement of its systems and working practices. It aims to ensure that service quality satisfies the specific contractual obligations of its customers, together with the standards of quality in ISO 9001:2015, including the adherence to statutory and regulatory requirements.
The company has combined its quality and information security management systems in an Integrated Management System (IMS), which is subject to internal and external audits. The framework for setting objectives and establishing an overall sense of direction and principles of action regarding the IMS is provided by Management Review meetings at planned intervals. In addition, there is an ISMS Forum, which meets to initiate and co-ordinate the implementation of information security within the organisation.

Operational security

Operational security
Configuration and change management standard Conforms to a recognised standard, for example CSA CCM v3.0 or SSAE-16 / ISAE 3402
Configuration and change management approach All changes are conducted in accordance to our ISO27001:2013 Change Management policy which describes the process for raising, prioritising, planning and actioning change for both software change requests as well as infrastructure configuration and maintenance. Requests for software changes are tracked through to resolution using our issue management system. All code is developed using secure coding techniques and tested against common security vulnerabilities based on OWASP guidelines. To maintain high quality code, all software modifications must successfully pass peer review and employ a high degree of unit and integration tests.
Vulnerability management type Conforms to a recognised standard, for example CSA CCM v3.0 or SSAE-16 / ISAE 3402
Vulnerability management approach Avco Systems subscribes to server, network, operating system, application and antivirus vendor alerts to ensure notification of the latest vulnerabilities as soon as they are made public. All servers, network components, operating systems and applications are continuously monitored to ensure the latest security and vulnerability patches are applied within 30 days of release from a vendor. All security patches of ‘Critical’ importance are evaluated and deployed as a matter of urgency. All servers are scanned monthly to ensure they are running the latest antivirus engines and pattern files.
Protective monitoring type Conforms to a recognised standard, for example CSA CCM v3.0 or SSAE-16 / ISAE 3402
Protective monitoring approach Avco Systems delivers services using fully certified and secure ISO27001:2013 accredited data centres. The company has combined its quality and information security management systems in an Integrated Management System, which is subject to internal and external audits. Information Security Management System Forums are held bimonthly to review a variety of information security concerns including identification and prevention of risks and threats, physical and logical access rights, security training and awareness. Our Information Security Incident Management policy sets out formal reporting and escalation procedures to ensure a quick, effective and orderly response in the unlikely event of an information security incident.
Incident management type Conforms to a recognised standard, for example, CSA CCM v3.0 or ISO/IEC 27035:2011 or SSAE-16 / ISAE 3402
Incident management approach Avco Systems ISO27001:2013 certified Information Security Incident Management policy and Incident Response Plan defines responsibilities and procedures for discovery, escalation, investigation, notification and documentation of incidents. Users can report incidents to the dedicated support staff. Avco will work with the customer to ensure that: Vulnerabilities leading to the incident have been identified as far as possible and any agreed countermeasures are in place; Confirm that issues have been addressed and all customer services are restored; Hold an Incident Review meeting to assess the effectiveness of people, processes and tools during the incident; Provide findings on the Information Security Event/Weakness Report.

Secure development

Secure development
Approach to secure software development best practice Independent review of processes (for example CESG CPA Build Standard, ISO/IEC 27034, ISO/IEC 27001 or CSA CCM v3.0)

Public sector networks

Public sector networks
Connection to public sector networks No


Price £0.50 to £5 per user per year
Discount for educational organisations Yes
Free trial available Yes
Description of free trial A free trial of the service is available on request.
Link to free trial https://www.avcosystems.com/a/products/sfx#free-trial


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