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States' Role in Developing Digital Signatures Policies and Standards

Section of Science and Technology
Information Security Committee

States' Role in Developing
Digital Signatures Policies and Standards

Statement by the Legislative and Policy Work Group of the
Information Security Committee of the American Bar Association
7.31.97


States, like other levels of government, have an interest in the promotion of electronic commerce. The government at all levels has a duty to seek efficiencies in the delivery of government services by reducing costs and enhancing service quality. Modern economic development policies should specifically promote electronic commerce in the private sector. Digital signatures are an important tool to enable secure electronic commerce and the technology underlying such signatures requires special attention.

State governments have an appropriate role in the development of legal structures governing digital signatures. The use of digital signatures will touch many areas of law at the state, national and international levels. Laws and policies for digital signatures should balance the need for consistency across state and national boundaries, the need to allow for experimentation and innovation, and need to respect traditional state jurisdictions, e.g., commerce, contracts, and state rules of evidence.

The market for digital signature products and services is young and dynamic. Digital signatures are not yet widely used. The software applications are in an early stage of development. There remain important legal uncertainties. Consumer acceptance does not yet exist. In this environment, it is premature to adopt a uniform national structure governing this developing technology. The best technologies, business practices and policy formulations have not yet been devised. Many legal and policy issues are not yet ripe for determination because the market has not matured, and therefor the uses and implications of this technology remains uncertain.

Premature national treatment of this area runs the risk of stunting the natural evolution of market forces which will produce the most cost-efficient, user friendly, interoperable and effective implementations of digital signatures. While early adopters of digital signature technology desire greater national uniformity in the immediate future, the overall interests of evolving the best public key infrastructures requires a period of experimentation.

State governments have taken a leadership position in the use and promotion of digital signature technologies. There are several state statutes and regulations governing the use of digital signatures; many more states are developing legislation. Some state laws govern the use of digital signatures only as regards state government applications; others also apply to private electronic commerce. State policy makers are mindful of the need to adopt uniform guiding principles(1). Current and proposed state digital signature laws do not directly conflict and, in fact, allow for recognition of the licensing or accreditation of certification authorities by other governmental entities(2).

Even the most comprehensive state laws recognize the need to be permissive in scope (e.g., Utah and Washington's laws provide statutory responsibilities and benefits which may be entered into by private parties on a voluntary basis - at the sole option of the citizen or business) Most current state laws do no more than recognize the validity of electronic signatures generally, including digital signatures. That is, they must not foreclose innovation in secure electronic transaction, nor favor particular services or products.

State government activities are being coordinated and harmonized within various forums. States recognize the need to communicate with each other, with the private sector, the federal government and with international bodies in developing their laws and policies. They currently participate in national and international forums to compare approaches and address common areas of concern, including the development of widely recognized accreditation standards for certification authorities. In this regard, the American Bar Association, the National Association of State Information Resource Executives (NASIRE), the Congressional Internet Caucus, the U.S. Innovation Partnership (USIP), a partnership of the National Governors Association and the White House, and the U.S. Department of Commerce provide valuable forums for these efforts.

This year, NASIRE -- representing the states' chief information officers, in collaboration with two other 50 state organizations and the USIP, formally began the process of creating a digital signature standards and accreditation project. Seven states are currently taking the lead in developing these standards. This project will result in the accreditation of certificate authorities and participating partners in the project will conduct transactions verified by certificates issued by accredited certificate authorities. It is anticipated that the project will grow to include additional public and private sector partners. The project is designed to fully leverage private sector standards, practices and emerging technologies. This effort will facilitate reciprocity between states and facilitate interstate and international commerce.

In areas of traditional state jurisdiction, federal preemption should be limited to those specific matters where dissimilarities in state law result in specifically identified inefficiencies or impediments to the widespread use and promotion of secure electronic commerce.

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End notes:

(1) State laws come in two basic types, "electronic signature" laws and "secure signature laws." Electronic signature laws (such as those in Florida, Virginia, and Texas) merely recognize the common law of signatures to clarify how current law should apply to electronic authentication. The common law of signatures is usually recognized in this type of legislation with the following provisions: "a signature is any symbol or method executed or adopted by a party with a present intent to be bound by or to authenticate a record, including electronic means." These laws would explicitly recognize the commonly held view that many different technologies are capable of creating valid signatures, including digital images of signatures, PIN numbers, and biometric devices.

By contrast, secure signature laws typically give special statutory benefits (such as evidentiary presumptions and liability limits or other special recognition) for electronic signatures that have an established degree of reliability. For example, Utah, Washington and Minnesota recognize digital signature technology as being sufficiently reliable to warrant special statutory treatment. The state of California, rather than recognizing digital signature technology in the statute itself, provides certain security criteria that must be met and provides for the promulgation of regulations to specify what technologies shall qualify. The current draft proposed California regulations specifically recognize digital signatures as a approved technology.

(2) The following provision of legislation shows how states can recognize an accreditation regime for certification authorities under current and proposed law. Even states which provide for the license of a CA will allow for the recognition of an accreditation regime under certain circumstances. The current proposed Illinois law provides for recognition of accreditation rather than license of CAs in two sections of the legislation. The current proposed draft regulations for California also specifically recognize the possibility of private sector based accreditation as sufficient for meeting the quality assurance requirements under that state's law. In the case of Utah and Washington, the accreditation would have to be recognized through another "government" entity (if the state of California or Illinois or Massachusetts, for example, were to recognize accreditation, then Utah and Washington would then recognize accreditation as meeting the requirements of their statute). Representatives from the governments of states with current legislation consistently recognize the need to further refine provisions of enacted law to reflect accreditation regimes which will evolve.

 

- Utah - Washington

46-3-201: Division may recognize by rule the licensing or authorization of CAs by other governmental entities, provided that those licensing or authorization requirements are substantially similar to those of this state.

(a) Part 4 of this chapter which relates to presumptions and legal effects, applied to certificates issued by the CAs licensed or authorized by that governmental entity in the same manner as it applied to licensed CAs of this state; and

(b) The liability limits of section 46-3-309 apply to the CAs licensed or authorized by that governmental entity in the same manner as they apply to licensed CAs of this state.

(license or "authorization" by "governmental" entity with substantially similar requirements)

 

- California -

22003 (6)(D)

In lieu of completing the auditing requirements in section 22003(A)(6)(C), CAs may be placed on the approved list of CAs upon providing the DOIT with proof of accreditation by an international accreditation body, acceptable to the DOIT whose requirements for accreditation are consistent with the requirements of section 22003(A)(1-5).

(i) CAs shall be removed from the approved list of acceptable CAs unless they provide current proof of accreditation to DOIT at least once per year.

(ii) if DOIT is informed that a CA has had its accreditation revoked, the CA shall be removed from the approved list of CAs immediately.

(proof of accreditation by an "international body" with consistent requirements)

 

- Illinois -

Sec. 402. SECURE ELECTRONIC SIGNATURE. When all or any portion of an electronic record is signed with a digital signature, the digital signature shall be considered a secure electronic signature with respect to such portion of the record, if:

(a) The digital signature was created during the operational period of a valid certificate and is verified by reference to the public key listed in such certificate, and

(b) The certificate is considered trustworthy (i.e., an accurate binding of a public key to a person's identity) because:

(1) The certificate was issued by a certification authority in accordance with standards issued [or approved] by the Secretary;

(2) The certificate was issued by a certification authority licensed by the Secretary and operating in compliance with the regulations adopted by the Secretary;

(3) The certificate was issued by a certification authority accredited by an accreditation body approved by the Secretary;

(4) The certificate was issued by a certification authority whose name appears on a list of [approved/authorized/certified] certification authorities issued by the Secretary;

(5) The trier of fact finds that the certificate was issued by a certification authority that properly authenticated the subscriber and the subscriber's public key, or otherwise finds that the material information set forth in the certificate is true; or

(6) The parties have agreed between themselves (sender and recipient) to use digital signatures as a security procedure, and the digital signature was properly verified by reference to the sender's public key.

(
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Sec. 801. SECRETARY AUTHORITY TO ADOPT REGULATIONS. The Secretary may take one or more of the following steps for the purpose of helping to ensure the quality of certificates issued by certification authorities, to define when a digital signature or any other technology qualifies as a secure electronic signature, or to ensure the quality of repositories and the services they provide:

(1) specify or adopt standards that must be met by certification authorities and certificates before a digital signature verified by reference to a certificate will qualify as a secure electronic signature;

(1) specify or adopt standards that must be met by repositories;

(2) adopt appropriate regulations governing the conduct, and providing for the voluntary licensing, of certification authorities or repositories;

(3) adopt appropriate regulations specifying that certification authorities must be accredited by one or more independent accrediting entities before a digital signature verified by reference to a certificate will qualify as a secure electronic signature; or

(3) adopt appropriate regulations specifying that repositories must be accredited by one or more independent accrediting entities; or

(4) adopt appropriate regulations specifying the manner in which the Secretary will evaluate certification authorities in order to develop a list of approved certification authorities or repositories that are certified by the Secretary to meet applicable quality control standards.

In developing any of the foregoing, the Secretary shall endeavor to do so in a manner that will provide maximum flexibility to the development of digital signature technology and the business models necessary to support it, that will maximize the opportunities for uniformity with the laws of other jurisdictions, and that will ___________.

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