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Skip all front matter: Jump to Page 16 e RAND Corporation is a nonprot institution that helps improve policy and decisionmaking through research and analysis. is electronic document was made available from www.rand.org as a public service of the RAND Corporation. CHILDREN AND FAMILIES EDUCATION AND THE ARTS ENERGY AND ENVIRONMENT HEALTH AND HEALTH CARE INFRASTRUCTURE AND TRANSPORTATION INTERNATIONAL AFFAIRS LAW AND BUSINESS NATIONAL SECURITY POPULATION AND AGING PUBLIC SAFETY SCIENCE AND TECHNOLOGY TERRORISM AND HOMELAND SECURITY This product is part of the RAND Corporation monograph series. RAND monographs present major research findings that address the challenges facing the public and private sectors. All RAND mono- graphs undergo rigorous peer review to ensure high standards for research quality and objectivity. Crisis and Escalation in Cyberspace Martin C. Libicki Prepared for the United States Air Force Approved for public release; distribution unlimited PROJECT AIR FORCE The RAND Corporation is a nonprofit institution that helps improve policy and decisionmaking through research and analysis. RAND’s publications do not necessarily reflect the opinions of its research clients and sponsors. R ® is a registered trademark. © Copyright 2012 RAND Corporation Permission is given to duplicate this document for personal use only, as long as it is unaltered and complete. Copies may not be duplicated for commercial purposes. Unauthorized posting of RAND documents to a non-RAND website is prohibited. RAND documents are protected under copyright law. For information on reprint and linking permissions, please visit the RAND permissions page (http://www.rand.org/publications/ permissions.html). Published 2012 by the RAND Corporation 1776 Main Street, P.O. 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Further information may be obtained from the Strategic Planning Division, Directorate of Plans, Hq USAF. iii Preface is report presents some of the results of a scal year 2011 RAND Project AIR FORCE study on the integration of kinetic and nonkinetic weapons, “U.S. and reat Non-Kinetic Capabilities.” It discusses the management of cybercrises throughout the spectrum from precrisis to crisis to conict. e basic message is simple: Crisis and escalation in cyberspace can be managed as long as policymakers understand the key dier- ences between nonkinetic conict in cyberspace and kinetic conict in the physical world. Among these dierences are the tremendous scope that cyberdefense aords; the near impossibility and thus the pointless- ness of trying to disarm an adversary’s ability to carry out cyberwar; and the great ambiguity associated with cyberoperations—notably, the broad disjunction between the attacker’s intent, the actual eect, and the target’s perception of what happened. us, strategies should con- centrate on (1)recognizing that crisis instability in cyberspace arises largely from misperception, (2)promulgating norms that might modu- late crisis reactions, (3) knowing when and how to defuse inadvertent crises stemming from incidents, (4)supporting actions with narrative rather than signaling, (5) bolstering defenses to the point at which potential adversaries no longer believe that cyberattacks (penetrat- ing and disrupting or corrupting information systems, as opposed to cyberespionage) can alter the balance of forces, and (6)calibrating the use of oensive cyberoperations with an assessment of their escalation potential. iv Crisis and Escalation in Cyberspace e research reported here was sponsored by Gen Gary North, Commander, U.S. Pacic Air Forces, and conducted within the Force Modernization and Employment Program of RAND Project AIR FORCE. It should be of interest to the decisionmakers and policy researchers associated with cyberwarfare, as well as to the Air Force strategy community. RAND Project AIR FORCE RAND Project AIR FORCE (PAF), a division of the RAND Corpo- ration, is the U.S. Air Force’s federally funded research and develop- ment center for studies and analyses. PAF provides the Air Force with independent analyses of policy alternatives aecting the development, employment, combat readiness, and support of current and future air, space, and cyber forces. Research is conducted in four programs: Force Modernization and Employment; Manpower, Personnel, and Train- ing; Resource Management; and Strategy and Doctrine. Additional information about PAF is available on our website: http://www.rand.org/paf/ v Contents Preface iii Figures and Table ix Summary xi Acknowledgments xxiii Abbreviations xxv CHAPTER ONE Introduction 1 Some Hypothetical Crises 2 Mutual Mistrust Is Likely to Characterize a Cybercrisis 5 States May Have Room for Maneuver in a Cybercrisis 10 A Note on Methodology 16 Purpose and Organization 17 CHAPTER TWO Avoiding Crises by Creating Norms 19 What Kind of Norms Might Be Useful? 20 Enforce Laws Against Hacking 20 Dissociate from Freelance Hackers 22 Discourage Commercial Espionage 23 Be Careful About the Obligation to Suppress Cybertrac 24 How Do We Enforce Norms? 24 Condence-Building Measures 26 Norms for Victims of Cyberattacks 28 Norms for War 29 Deception 30 vi Crisis and Escalation in Cyberspace Military Necessity and Collateral Damage 31 Proportionality 33 Reversibility 35 Conclusions 36 CHAPTER THREE Narratives, Dialogue, and Signals 39 Narratives to Promote Control 40 A Narrative Framework for Cyberspace 41 Victimization, Attribution, Retaliation, and Aggression 44 Victimization 45 Attribution 46 Retaliation 47 Aggression 49 Emollients: Narratives to Walk Back a Crisis 50 “We Did Nothing” 51 “Well, At Least Not on Our Orders” 54 “It Was an Accident” 57 “is Is Nothing New” 58 “At Least It Does Not Portend Anything” 60 Broader Considerations 61 Signals 62 Ambiguity in Signaling 65 Signaling Resolve 67 Signaling at Cybercombat Is Not Kinetic Combat 69 Conclusions 70 CHAPTER FOUR Escalation Management 73 Motives for Escalation 74 Does Escalation Matter? 76 Escalation Risks 78 Escalation Risks in Phase 0 78 Escalation Risks for Contained Local Conicts 80 Escalation Risks for Uncontained Conicts 81 Managing Proxy Cyberattacks 84 Contents vii What Hidden Combatants Imply for Horizontal Escalation 84 Managing Overt Proxy Conict 88 e Diculties of Tit-for-Tat Management 89 e Importance of Preplanning 90 Disjunctions Among Eort, Eect, and Perception 91 Inadvertent Escalation 93 Escalation into Kinetic Warfare 97 Escalation into Economic Warfare 99 Sub-Rosa Escalation 103 Managing the ird-Party Problem 106 e Need for a Clean Shot 108 Inference and Narrative 110 Command and Control 114 Commanders 114 ose ey Command 117 Conclusions 120 CHAPTER FIVE Implications for Strategic Stability 123 Translating Sources of Cold War Instability to Cyberspace 123 What Inuence Can Cyberwar Have If Nuclear Weapons Exist? 124 Can a Cyberattack Disarm a Target State’s Nuclear Capabilities? 125 Can a Cyberattack Disarm a Target State’s Cyberwarriors? 126 Does Cyberwar Lend Itself to Alert-Reaction Cycles? 129 Are Cyberdefenses Inherently Destabilizing? 129 Would a Cyberspace Arms Race Be Destabilizing? 130 Surprise Attack as a Source of Instability 133 Misperception as a Source of Crisis 135 One Side Takes Great Exception to Cyberespionage 136 Defenses Are Misinterpreted as Preparations for War 136 Too Much Condence in Attribution 138 Too Much Condence in or Fear of Preemption 139 Supposedly Risk-Free Cyberattacks 141 Neutrality 143 Conclusions 144 viii Crisis and Escalation in Cyberspace CHAPTER SIX Can Cybercrises Be Managed? 147 APPENDIXES A. Distributed Denial-of-Service Attacks 151 B. Overt, Obvious, and Covert Cyberattacks and Responses 155 C. Can Good Cyberdefenses Discourage Attacks? 159 Bibliography 163 [...]... Fortunately, mistakes in cyberspace do not have the potential for catastrophe that mistakes do in the nuclear arena Unfortunately, that fact may lead people to ignore the role of uncertainty and doubt in assessing the risk of inadvertent crisis xx Crisis and Escalation in Cyberspace Conclusions and Recommendations for the Air Force Cybercrises can be managed by taking steps to reduce the incentives for other... titfor-tat increases in readiness During the Cold War, an increase in the readiness of nuclear forces on one side prompted a similar response from the other, and so on This follows because raising the alert level is the primary response available, the advantage of the first strike is great, and preparations are visible None of this applies to cyberwar, in xviii Crisis and Escalation in Cyberspace which... prefer less disruption and violence versus more of it—once they make their points to each other xvi Crisis and Escalation in Cyberspace The escalation risks from one side’s cyberoperations depend on how the other side views them Because phase 0 operations—preparing the cyberbattlefield by examining potential targets and implanting malware in them or bolstering defenses—tend to be invisible, they should... beforehand? • Intermittent artifacts in weather reports (high winds, heavy rains) are interacting with guidance systems on medium-altitude unmanned aerial vehicles (UAVs) (operating just inside national borders) to send them away from certain sensitive terrain just beyond the borders Without understanding the source of these artifacts, it is not clear how usable the UAVs would be in a crisis (ignoring... is inherently escalatory in form— even if no kinetic combat is taking place Tit-for-tat strategies can often be a way to manage the other side’s escalation: “If you cross this line, so will I, and then you will be sorry.” However, in the fog of cyberwar, will it be obvious when a line is crossed? As noted, the linkages between intent, effect, and perception are loose in cyberspace Furthermore, if lines... provocation, and avoid deception only to find out that the poor correspondence between intent and effect (and perception) in cyberspace means that it did no such thing Narratives, Dialogues, and Signaling The inherently secret, often incomprehensible, and frequently ambiguous nature of cyberoperations suggests that what actually happened can be overshadowed by the narratives that are used to explain events—... considerable but unproven suspicions that a large diversion of Internet traffic to China that took place in 2010 may not have been an accident; see Elinor Mills, “Web Traffic Redirected to China in Mystery Mix-Up,” CNET, March 25, 2010 4 Crisis and Escalation in Cyberspace • A sophisticated attack against servers carrying traffic from a third country in turmoil has blocked all communications from that location... cyberincidents (most of which are crimes or acts of espionage) continues to rise Second, the risks arising from cyberspace are perceived as growing more consequential, perhaps even faster 1 Richard Ned Lebow, Between Peace and War: The Nature of International Crisis, Baltimore, Md.: Johns Hopkins University Press, 1981, pp. 7–12, has a good discussion of the definition of crisis xi xii Crisis and Escalation. .. organizations, and states tell about themselves to others as a way of xiv Crisis and Escalation in Cyberspace putting events in a broader and consistent context and justifying their attitudes and actions Conflicts, to be sure, have always needed explanation, but perhaps nowhere more so than for cyberwar Cyberoperations lack much precedent or much expressed declared policy on which to rely The normal human intuition... discussion of the definition of crisis 1 2 Crisis and Escalation in Cyberspace criterion, even a major cyberattack by al Qaeda would not be considered a cybercrisis for purposes of this report unless it were linked to a state In the current environment, there would be, for instance, no serious prospect of hostile state action preventing either priority from being carried out Such a definition, with its implicit . Eect, and Perception 91 Inadvertent Escalation 93 Escalation into Kinetic Warfare 97 Escalation into Economic Warfare 99 Sub-Rosa Escalation 103 Managing. organizations, and states tell about themselves to others as a way of xiv Crisis and Escalation in Cyberspace putting events in a broader and consistent context and