Jan 2026 Istanbul
Yong Wang, an entrepreneur, found buried after being forced to surrender his wallet.
By invitation · Private circle
Your crypto is safe. Your life is not. Yet.
Under threat, trigger an invisible alert: your loved ones get your location, the aggressor sees nothing.
Limited access. Each member is admitted by approval or referral.
9:41 Contacts
Alert ready
The film
Before you need it.
Seventy seconds. What a target goes through, and how their loved ones respond.
Now playing
1:11
The threat
Physical attacks on crypto holders are accelerating worldwide.
Industry data LIVE TRACKER
2 ×
MORE ATTACKS
Wrench attacks against crypto holders in 2025 are on pace to double any previously recorded year.
On track to surpass all prior years combined
Source · Chainalysis · Mid-Year Crime Report 2025
Named cases LIVE TRACKER
4
CONTINENTS · 18 MONTHS
January 2025: Ledger co-founder David Balland kidnapped near Paris, finger severed, BTC ransom demanded. March 2024: Filipino businessman Anson Que kidnapped and killed for ₱200M in crypto. Cases now span Paris, Manila, Singapore, New York.
Verified high-profile incidents · public court filings
Source · Reuters · Bloomberg · Chainalysis
Verified rate LIVE TRACKER
+ 75 %
IN ONE YEAR
TRM Labs verified 72 cases of physical coercion against crypto holders in 2025, a 75% jump in a single year. "The true number is likely significantly higher." — Ari Redbord, TRM Labs.
128 verified cases · floor estimate as of Jun 2026
Source · TRM Labs · 2025
2026 · a documented reality*
Jan 2026 United States
Nancy Guthrie, 84, mother of journalist Savannah Guthrie. A $6M bitcoin ransom was demanded.
Jan 25, 2026 Voiron, France
A 74-year-old retiree abducted, his hand severed, to force his son to pay €3M.
Feb 5, 2026 Saint-Martin-le-Vinoux, France
A magistrate and her mother held 30 hours in a garage. Ransom: €1M in bitcoin.
Mar 2026 United Kingdom
"Sillytuna", a crypto figure, coerced into handing over ~$24M. Funds laundered into Monero.
Apr 13, 2026 Burgundy, France
A mother and her 10-year-old child kidnapped and held for 20 hours.
May 20, 2026 Villenoy, France
Five men posing as delivery couriers tried to extort the wife of Sébastien Borget, co-founder of The Sandbox.
Jan 2026 Istanbul
Yong Wang, an entrepreneur, found buried after being forced to surrender his wallet.
Jan 2026 United States
Nancy Guthrie, 84, mother of journalist Savannah Guthrie. A $6M bitcoin ransom was demanded.
Jan 25, 2026 Voiron, France
A 74-year-old retiree abducted, his hand severed, to force his son to pay €3M.
Feb 5, 2026 Saint-Martin-le-Vinoux, France
A magistrate and her mother held 30 hours in a garage. Ransom: €1M in bitcoin.
Mar 2026 United Kingdom
"Sillytuna", a crypto figure, coerced into handing over ~$24M. Funds laundered into Monero.
Apr 13, 2026 Burgundy, France
A mother and her 10-year-old child kidnapped and held for 20 hours.
May 20, 2026 Villenoy, France
Five men posing as delivery couriers tried to extort the wife of Sébastien Borget, co-founder of The Sandbox.
Protection
Under threat, Kronobi acts for you.
One invisible move, and your loved ones know: alert and location sent in silence. They call for help while you keep the upper hand.
Protect those you love, too
Family
When it's them.
The scenario no one dares imagine. It's not you who is threatened, but your partner, your children, your parents. For what you own.
Your success should never become their danger.
The service
Far more than an app. A protection service.
Dedicated concierge
A single point of contact guides you through setting up your protection, privately.
Support at every moment
Continuous support: to prepare you beforehand, and to stand by you when it matters.
Physical security referral
Need close protection? We identify a trusted firm near you.
Priority support
A line reserved for members, available when it truly matters.
Plans
Protection worthy of what you protect.
Enter a very closed circle.
The Circle gathers the first admitted members. They access Family protection at the price of the Solo plan, and keep that rate.
Solo
$109 / month
If you are attacked for your crypto, you trigger the alert.
- Full safety device
- Silent SOS alert + real-time geolocation
- Emergency contacts
- Concierge and priority support
The Circle · limited seats
Family
$269 $109 / month
the Family plan at the price of Solo, reserved for Circle members.
If your loved ones are targeted because of you, they trigger the alert too. The plan that protects the people you love.
- Everything in Solo
- Protection and geolocation of your loved ones
- You receive their alerts and act for them
- Enhanced concierge