Prof. Siboni was director of the military and strategic affairs program, and the cyber research program, of the Institute for National Security Studies (INSS) from 2006-2020, where he founded academic journals on these matters. He serves as a senior consultant to the IDF and other Israeli security organizations and the security industry. He holds a B.Sc. and M.Sc. in engineering from Tel Aviv University and a Ph.D. in Geographic Information Systems (GIS) from Ben-Gurion University.
In adversarial and high-uncertainty environments, intentions are easy to misread and even easier to fake. A more reliable discipline is to begin with observable, costly behavior —the commitments and constraints an opponent creates for itself —and only then build and test intent narratives against its behavioral record
Israel must expand counter-terrorism measure in Judea and Samaria, strengthen deterrence, build up operational readiness, and establish buffer zones in preparation for the post-Abu Mazen era
Watch the recording of the webinar that took place February 9, 2026.
In this episode of the JISS podcast series, Prof. Col. (res.) Gabi Siboni, CEO of the Jerusalem Institute for Strategy and Security, discussed the insights
Rising violence in mixed Jewish–Arab cities, compounded by weapons smuggling in the Negev, is eroding Israel’s internal stability. Zero-tolerance measures to restore governance are imperative
The U.S. abduction of Nicolás Maduro, withdrawal from international institutions, and return to “peace through strength” signal a strategic realignment with far-reaching consequences for Iran, its proxy network, and Israel’s security environment
Israel should fully utilize its current freedom of action in Lebanon, created by U.S. pressure on Beirut, while preparing for broad military action to complete the task against Hezbollah if diplomacy fails
Between Ankara’s regional ambition, ideological and religious zeal, and economic vulnerability—implications for Israel’s security and diplomacy
The difference between decisiveness and victory lies at the very heart of successful strategy: decisiveness builds the military infrastructure required for victory, which in turn builds a better political future
The plan, endorsed by UNSC Resolution 2308, offers Israel an important opportunity, but its success depends on steadfast adherence to Hamas’s disarmament, strict enforcement at every stage, and preventing any attempt by Hamas or regional actors to undermine its implementation
Total of 103 articles in English
76 articles
A developing alignment among Turkey, Pakistan, and Saudi Arabia is not a military coalition directed against Israel. But its combination of military…
Long-term security depends not only on preventing threats but also on shaping shared interests. Economics, infrastructure, and the environment should become integral…
Economic strain, domestic political pressures, and Iranian penetration are increasing the risks along Israel’s longest border. Israel must prepare for potential instability…
The future battlefield will be defined by inexpensive systems deployed at scale, multidomain swarms, artificial intelligence that analyzes information and supports or…
Victory must remain the measure of every IDF policy. Women’s service should be expanded where it strengthens operational effectiveness, but unrestricted integration…
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Israel has always sought to defend itself by itself, yet it remains dependent on foreign arms and military support. The War of…
“Absolute victory” as a concept is military defeat of Israel’s enemies followed by a broader strategic victory that improves its security and…
Israel’s experience points to a clear strategic lesson: the country pays dearly when it neglects defense of its internal arena. When it…
The War of Redemption has shown the cost of indiscipline in modern combat. In an era of drones, dense urban warfare, and…
Turkey’s imperial ambitions could turn it into a new Iran: a power capable of placing Israel in a commercial and military stranglehold.…
The current direct anti-tank fire line leaves Israel exposed to short-range fire and drones from southern Lebanon. The Litani line offers a…
Hamas is under pressure and its regional support has weakened, but it is unlikely to disarm willingly. Political timetables in Israel and…
Europe’s post–Cold War model is under strain as “addiction to peace,” demographic decline, economic stagnation, and strategic dependence on the US collide.…
From staged incidents to distorted data, a foreign-funded campaign recasts perpetrators as victims to erode the legitimacy of Jewish presence in Judea…
The Iran war has demonstrated that power is not measured solely by missile inventories, but by the ability to integrate intelligence, operational…
A rare convergence of Hezbollah’s weakness and Iran’s existential crisis creates a narrow window for decisive action that can ensure the security…
Three weeks into the campaign, a clear strategy is taking shape: demolition of Iran’s nuclear, missile, and proxy capabilities, combined with adaptive…
The war has exposed a troubling pattern of legal encroachment on the battlefield, with the legal system shifting from a supporting role…
What soldiers need is a clear and simple compass rooted in the IDF’s original core values and stripped of the philosophical language…
Operation Roaring Lion mark a turning point in the regional balance of power, positioning Israel as a regional power and central partner…
The War of Redemption has positioned Israel as a central force shaping the Middle East agenda. The new Sunni alignment is a…
In adversarial and high-uncertainty environments, intentions are easy to misread and even easier to fake. A more reliable discipline is to begin…
Israel must expand counter-terrorism measure in Judea and Samaria, strengthen deterrence, build up operational readiness, and establish buffer zones in preparation for…
Rising violence in mixed Jewish–Arab cities, compounded by weapons smuggling in the Negev, is eroding Israel’s internal stability. Zero-tolerance measures to restore…
The U.S. abduction of Nicolás Maduro, withdrawal from international institutions, and return to “peace through strength” signal a strategic realignment with far-reaching…
Israel should fully utilize its current freedom of action in Lebanon, created by U.S. pressure on Beirut, while preparing for broad military…
Between Ankara’s regional ambition, ideological and religious zeal, and economic vulnerability—implications for Israel’s security and diplomacy
Click here to read
The difference between decisiveness and victory lies at the very heart of successful strategy: decisiveness builds the military infrastructure required for victory,…
The plan, endorsed by UNSC Resolution 2308, offers Israel an important opportunity, but its success depends on steadfast adherence to Hamas’s disarmament,…
Israel’s battle against severe crime in the Arab sector is a systemic failure that threatens the pillars of the state: the rule…
A decline in the development of military doctrine and training has sidelined core military knowledge and produced a system misaligned with the…
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Israel’s deep commitment to the safety of its citizens and soldiers has become an incentive for its enemies to use kidnappings as…
Egypt is rearming at an alarming pace and continues to violate the peace treaty’s military annex. At the same time, weapons smuggling…
Exactly two years on from October 7, and in the wake of the ceasefire, we look back at the course of the…
Neutralizing the Houthi campaign requires improved intelligence, strikes on leadership and production capabilities, regional and local partnerships—combined with a decisive outcome in…
Only a balanced national commission, grounded in consensus and focused on lessons for the future, can enable Israel to emerge stronger, more…
Three decades after Oslo, the PA delivers corruption, incitement, and support for terrorism rather than peace, and has become a growing threat…
Why temporary military rule is essential to defeating Hamas, preventing its recovery, and laying the groundwork for Gaza’s long-term stability
When consistent with international law, siege is a lawful tool of war, crucial for victory and safeguarding lives. Israel must balance legal…
True military leadership is measured not only by valor under fire, but by the resolve to voice dissent, confront prevailing assumptions, and…
From Sri Lanka to Judea and Samaria, historical exoperience proves that terrorism can be defeated by military means. The principles: sustained military…
Israel needs a new framework for mandatory service—whether military, national, or civilian—with cultural and religious accommodations and incentives for those who serve,…
The massacre of hundreds of Druze in southern Syria highlights the persistent threat of fast-moving, decentralized jihadist attacks—and the urgent need for…
Israel is leveraging Syria’s fragmentation to advance core interests: blocking Iran’s presence, maintaining a demilitarized south, and protecting the Druze—while asserting itself…
Israel’s security doctrine must rest on Jabotinsky’s Iron Wall, alongside economic resilience, intelligence, and innovation—rejecting containment in favor of decisive action, aggressive…
Achieving the objectives of the war requires decisive and concentrated action, including an end to the transfer of aid to areas under…
Israel’s achievements in the campaign against Iran, along with its close cooperation with the United States, have created an opportunity to advance…
To ensure effective and secure governance in Judea and Samaria and the Gaza Strip, COGAT should be disassembled and replaced by a…
The way to break the cycle of terror in Gaza is through the emigration of the Strip’s population in line with Trump’s…
Israel’s military, political, and social stability depend on swift action in Gaza: With hostages suffering, reserves stretched thin, social divisions deepening, and…
Israel cannot achieve its war goals without dismantling Hamas’s rule, separating it from Gaza’s population, and creating the conditions for voluntary emigration—all…
Prioritizing personal security over national security carries immense risks for Israel’s citizens, and the message it sends to our enemies cannot be…
A provisional military administration in northern Gaza, coordinated with international partners, could lay the groundwork for long-term governance, reducing Hamas’s grip and…
Ending the campaign against Hezbollah while it remains in southern Lebanon would be a strategic failure, preventing the safe return of Israeli…
For years, the Gaza Strip has been of secondary importance, with the General Staff focusing primarily on the northern front and Iran.…
Creating a governmental alternative to Hamas in the Gaza Strip requires the destruction of Hamas’ military, civil and governmental capabilities. While the…
An IDF operation in the Rafah arena and along the Philadelphi Corridor is of great importance for several reasons. First, they are…
While Israel must show absolute commitment to the release of all the hostages, collective national security must be its top priority. The…
A proposed framework for Palestinian civil management in Gaza, and Judea and Samaria for the ‘day after’ the Gaza War. Any future…
In the face of Hamas’ evil, there can be no compromise. We must classify its atrocities not only as a crime against…
The Gaza war should serve to upend the existing order and usher in a new regional order. This transformation will be reflected…
US support for Israel is strong, but containing the conflict in our region is a supreme American interest, and it remains to…
Israel must fight until the military capabilities and leadership of Hamas and the other organizations in Gaza are destroyed.
While a formal defense treaty between Israel and the US has several advantages, it will always be subordinate to America’s strategic interests,…
As long as it does not launch rockets from Gaza, the immunity granted Hamas from Israeli attacks allows it freedom of action…
The IDF has turned into a locomotive that is pulling the Israeli economy in technology and cyber sectors.
Upon reaching 18, all should be required to serve the country, in military or civilian service, as their civic duty.
The proposal to return the Palestinians to the center of the stage undermines stability in the Middle East, which serves American interests.
A proactive approach against Iran’s proxies is needed.
In recent years, there has been a lively debate regarding the “Operational Doctrine for Victory” advanced by the current IDF Chief-of-Staff. The…
7 articles
Watch the recording of the webinar that took place June 9, 2026.
Watch the recording of the JISS webinar that took place March 5, 2026
Watch the recording of the webinar that took place February 9, 2026.
Watch the recording of the JISS webinar that took place February 3, 2026
https://www.youtube.com/watch?v=GSCngyHLjXg In this episode of the JISS podcast series, Prof. Col. (res.) Gabi Siboni, CEO of the Jerusalem Institute for Strategy and…
Watch the recording of the webinar that took place September 14, 2025
https://www.youtube.com/watch?v=vRPod9ev1I8
20 articles
Col. (res.) Prof. Gabi Siboni is quoted in the article
An article by Yaakov Lappin published on JNS. JISS Experts are quoted in the article (Brig. Gen. (res.) Kuperwasser, Prof. Inbar, Prof.…
An article by Colonel (res.) Prof. Gabi Siboni and Brig. Gen. (Res.) Erez Winner published on the Jerusalem Post
i24NEWS, 11.03.2025 https://www.youtube.com/watch?v=f2Pca1vepp4
The Honest Critique, 28.09.2024 https://www.youtube.com/watch?v=NvnMazuZ94c
ILTV, 15.08.2024 https://www.youtube.com/watch?v=bkVkONAayVY&t=1040s
The Honest Critique, 31.07.2024 https://www.youtube.com/watch?v=rw0k8NyNpDg&t=5s
DD India, 31.07.2024 https://www.youtube.com/watch?v=GW5BqvgeekA
To end Hamas, the IDF must temporarily control Gaza
28.02.2024 https://www.youtube.com/watch?v=LxjRAyB6XhM
How is the Gaza war working out for Israel?
Not defensive about force? Gabi Siboni, senior researcher at the Jerusalem Institute for Strategy and Security
How Israel became a cyber and technology superpower
Cyber experts: Criticism of NSO likely part of 'orchestrated effort to harm Israel'Prof. Gabi Siboni: There are numerous non-Israeli companies that provide…
Iran working systematically to build serious cyber-attack capabilitiesCol. (res.) Prof. Gabi Siboni: Revelations about malign plans by Tehran’s leaders serve as the…
ILTV, 11.07.2021 https://www.youtube.com/watch?v=-21qTlieUA0&t=24s
Observer Research Foundation, 10.08.2015 https://www.youtube.com/watch?v=4ctHNC_NE8I
