Trustworthy email

Abstract

Authority �is publication has been developed by NIST in accordance with its statutory responsibilities under the Federal Information Security Modernization Act (FISMA) of 2014, 44 U.S.C. § 3551 et seq., Public Law (P.L.) 113-283. NIST is responsible for developing information security standards and guidelines, including minimum requirements for federal information systems, but such standards and guidelines shall not apply to national security systems without the express approval of appropriate federal officials exercising policy authority over such systems. �is guideline is consistent with the requirements of the Office of Management and Budget (OMB) Circular A-130, Section 8b(3), Securing Agency Information Systems, as analyzed in Circular A-130, Appendix IV: Analysis of Key Sections. Supplemental information is provided in Circular A-130, Appendix III, Security of Federal Automated Information Resources. Nothing in this publication should be taken to contradict the standards and guidelines made mandatory and binding on federal agencies by the Secretary of Commerce under statutory authority. Nor should these guidelines be interpreted as altering or superseding the existing authorities of the Secretary of Commerce, Director of the OMB, or any other federal official. �is publication may be used by nongovernmental organizations on a voluntary basis and is not subject to copyright in the United States. Attribution would, however, be appreciated by NIST.

Analyzing The Impact of Ai-Generated Email Marketing Content on Email Deliverability in Spam Folder Placement

“…The controlled environment likely ensured that the AI-generated emails adhered to email authentication standards like DomainKeys Identified Mail (DKIM), Sender Policy Framework (SPF), and Domain-based Message Authentication, Reporting, and Conformance (DMARC) (Rose, Nightingale, Garfinkel, & Chandramouli, 2019). Proper authentication contributes to a positive sender reputation and can prevent emails from being flagged as suspicious.…”

Protecting Controlled Unclassified Information in Nonfederal Systems and Organizations

“…Source Controls: SC-8(1), SC-28 (1) Supporting Publications: FIPS 140-3 [42], FIPS 197 [72], SP 800-46 [15], SP 800-52 [73], SP 800-56A [77], SP 800-56B [78], SP 800-56C [79], SP 800-57-1 [16], SP 800-57-2 [17], SP 800-57-3 [18], SP 800-77 [19], SP 800-111 [55], SP 800-113 [20], SP 800-114 [21], SP 800-121 [22], SP 800-124 [29], SP 800-177 [74]…”

“…Source Controls: SI-3 Supporting Publications: SP 800-83 [80], SP 800-125B [69], SP 800-177 [74] 3.14.3. Security Alerts, Advisories, and Directives a.…”

“…Source Controls: SI-4, SI-4(4) Supporting Publications: SP 800-61 [51], SP 800-83 [80], SP 800-92 [39], SP 800-94 [33], SP 800-137 [53], SP 800-177 [74] 3.14.7. Withdrawn: Incorporated into 3.14.6.…”