Berta Jarosova
@bertajarosova
🇨🇿 Cyber Attachée to the United States and Canada
The Government of the Czech Republic has publicly attributed a malicious cyber campaign perpetrated by the cyberespionage actor APT31 targeting one of the unclassified networks of the Czech Ministry of Foreign Affairs to the People’s Republic of China.

🇨🇿🇸🇬Czech Republic has a new Ambassador-Designate to Singapore @DanaBaschova! Over the past three years as Director of Department for Americas, Dana has been instrumental in strengthening 🇨🇿🇺🇸 partnership, including in cyber&tech and a great mentor & friend.
Ministr zahraničních věcí @JanLipavsky dnes předal pověřovací listiny nově jmenovaným velvyslancům. Andrea Kučerová bude působit v Jordánsku, Dana Baschová v Singapuru a Radek Matula ve Švédsku. Přejeme hodně úspěchů při prosazování českých zájmů a hodnot ve světě! 🌎🇨🇿
1/3 Sabotáže a kybernetické operace prováděné ruskou vojenskou rozvědkou GRU v demokratické Evropě považuje Česko za zbabělé a odsouzeníhodné. Jsme solidární se Spojeným královstvím a jednotní s členskými zeměmi EU a spojenci v NATO. gov.uk/government/pub…
🇨🇿⚠️@NUKIB_CZ warns against DeepSeek & concludes that there are reasonable concerns that the interests of the PRC may be placed above the interests of users of DeepSeek, and that it is highly likely that the PRC will use the capabilities of DeepSeek for intelligence activities.👇
⚠️ We have issued a warning regarding certain products (linked) by company DeepSeek! Based on this warning, entities subject to the Act on Cyber Security are legally required to consider the identified threat in their risk analyses and respond to the detected risks by…
Happy #InternationalWomenInDiplomacyDay! Today marks three years since Lt. Gen. @karel_rehka,now Chief of 🇨🇿Armed Forces and then @NUKIB_CZ Director,entrusted me to become Cyber Attachée at 🇺🇸@CzechEmbassyDC.Thank you for prioritizing competence or experience over gender or age.

🎯Beijing and Moscow are “equal in terms of cyber threat”, said the president of the Czech Republic @prezidentpavel. “We’ve seen cyber attacks coming from both directions and almost at the same level.” Photo by my brother @_milan_jaros & article👉lnkd.in/dVnBTHTc

🇨🇿🇺🇸Congratulations @Ylli_Bajraktari & team for a successful @scsp_ai #AIExpo & thank you @LTGHRMcMaster for your leadership in advocating for a strong transatlantic security alliance & tech cooperation!🙏

🇨🇿🇺🇸@CzechEmbassyDC Booth at @scsp_ai #AIExpo in Washington DC presenting the AI Center @ctu_cs established more than 20y ago by @pechoucek and delivering cutting-edge research, including in partnership with @NASA or @DeptofDefense


thank you @MarioDB for your support! 🇺🇸🇨🇿
I strongly condemn the PRC’s malicious cyber espionage campaign targeting our ally, the Czech Republic. This is yet another blatant attempt by the PRC to undermine a sovereign country’s critical infrastructure, democratic institutions, and national security. The United…
Thank you @LTGHRMcMaster for your support!
More evidence that Europe’s security is inexorably connected to our defense against Chinese Communist Party aggression. That is one of many reasons why NATO remains a vital to securing the American homeland and our citizens. nato.int/cps/en/natohq/…
Thank you @RepMoolenaar and @committeeonccp for your support!
The Select Committee stands with @CzechMFA 🇺🇸🇨🇿 The CCP is waging a relentless campaign of cyber attacks, espionage, and coercion to undermine democracy across the globe. We echo Chairman @RepMoolenaar’s address to the 2025 Prague Cyber Conference: the CCP is targeting our…
🇨🇿🇺🇸continue to counter malicious cyber activities & authoritarian ambitions in cyberspace. thank you @StateCDP @USEmbassyPrague
The United States stands with 🇨🇿’s attribution of the malicious cyber activities of the China-affiliated cyber actor APT31. The U.S. denounces these actions and calls upon the CCP to immediately cease any and all such activities.
🇺🇸🇨🇿🗣️President of the Czech Republic @prezidentpavel (and former Chair of the NATO Military Committee) in conversation with General @LTGHRMcMaster (former National Security Advisor to President Trump) on how Europe and America can build a better future! 👇hoover.org/research/presi…
Cooperation in #cyberspace never stops. 🇺🇸🇨🇿 It was a great honor to welcome @NUKIB_CZ Director Lukas Kintr to Washington DC last week to meet with US counterparts and discuss our continued cooperation in #cybersecurity👉nukib.gov.cz/en/infoservis-…



Děkujeme @mzvcr & @NUKIB_CZ!
🌍🇨🇿 Dvě české kybernetické diplomatky, dva kontinenty, jedna mise – hájit zájmy Česka v digitálním světě. Diskuse s Veronikou Kolek Netolickou (Cyber Attachée pro Indo-Pacifik) a @bertajarosova (Cyber Attachée pro USA a Kanadu) v rámci projektu @mzvcr „Ženy (nejen) v…
Great discussion tonight on the role of @NUKIB_CZ cyber attachés, pressing cyber threats & the future of cyber diplomacy organized by @mzvcr as part of their #WomenInDiplomacy initiative! Thanks for having us!



🇨🇿🇺🇸@RepMoolenaar, Chair of @committeeonccp delivers keynote speech at @NUKIB_CZ #PragueCyberSecurityConference today raising alarm about Chinese actors Volt & Salt Typhoon and urging to confront China in cybespace
