CISA advises increased vigilance on the first anniversary of Russia's war. CERT-UA reports current Russian cyberattacks were prepared in December 2021. How the war has changed the cyber underworld. Air raid alerts sound in nine Russian cities; Russia blames hacking. Our space correspondent Maria Varmazis speaks with Zhanna Malekos Smith at the Center for Strategic & International Studies about a new security agreement between Japan and the US. Kathleen Smith of ClearedJobs.Net clears misperceptions about the cleared space. And Dole continues recovery from ransomware.

For links to all of today's stories check out our CyberWire daily news briefing:

https://thecyberwire.com/newsletters/daily-briefing/12/37

Selected reading.

CISA Urges Increased Vigilance One Year After Russia's Invasion of Ukraine (Cybersecurity and Infrastructure Security Agency | CISA)

Ukraine says Russian hackers backdoored govt websites in 2021 (BleepingComputer)

Ukraine suffered more data-wiping malware than anywhere, ever (Ars Technica)

The First Crypto War? Assessing the Illicit Blockchain Ecosystem One Year Into Russia's Invasion of Ukraine (TRM Insights)

Ransomware Gang Conti Has Re-Surfaced and Now Operates as Three Groups: TRM Labs (CoinDesk).

Ukraine suffered more data-wiping malware than anywhere, ever (Ars Technica)

Russia-Ukraine War: 3 Cyber Threat Effects, 1 Year In (ReliaQuest)

Russian cybercrime alliances upended by Ukraine invasion (Register) Study: Old pacts ditched the moment Moscow moved in

How the Russia-Ukraine war has changed cyberspace (The Hill)

Authorities blame hackers after air raid sirens sound over radio in multiple Russian cities (Meduza)

Russia blames 'hackers' for fake missile strike alerts (Register)

Fruit giant Dole suffers ransomware attack impacting operations (BleepingComputer)

Food giant Dole hit by ransomware (Computing)

CISA Releases Three Industrial Control Systems Advisories (CISA)

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Update on the red heifer.