The German word for stocking up on provisions in case of an emergency is "Hamsterkaeufe" and some media have mocked the plan for encouraging Germans to hoard like the small, furry pets.
Although the report was commissioned in 2012, security is shaping up into a major campaign issue before two regional votes next month and next year's federal election. Proposed measures include boosting spending on police and a ban on the burqa.
The strategy unveiled on Wednesday outlines precautionary steps for scenarios such as terrorism and chemical weapons and cyber attacks. The Interior Ministry says it is not linked to an immediate threat.
"The plan outlines the framework for adjustments needed in a changing security climate and the demands for civil defence and emergency provision," said the report, last published in 1995.
It recommends people buy five days' worth of water and ten days' worth of food in the event of a national crisis. It also outlines the need for a better alarm system, improved protection for buildings and medical care.
It also suggests the possibility of, if necessary, reintroducing conscription, which was suspended in 2011. The idea has caused controversy.
"Conscription must not be brought back, there is no reason to do that, it is absolute nonsense," Social Democrat lawmaker Eva Hoegl told rbb radio.
Civilians should also be ready to help the military with tasks such as directing traffic, finding accommodation and providing fuel.
Follow CNBC International on Twitter and Facebook.