The Philippines and Indonesia also share several non-traditional security concerns, including climate change, terrorism, and economic recovery from the COVID-19 pandemic amid the Russo-Ukrainian war and the ongoing tension in the Taiwan Strait.

[citation needed] The Laguna Copperplate Inscription dated from 900 CE mentioned the Javanese Medang Kingdom and the Srivijaya Empire.

The writing system used is the Kawi Script, while the language is a variety of Old Malay, and contains numerous loanwords from Sanskrit and a few non-Malay vocabulary elements whose origin is between Old Tagalog and Old Javanese.

Publication of Malaka's works, such as a second edition of Naar de Republiek Indonesia (December 1925) and Semangat Moeda (Young Spirit; 1926) might have been supported by Varona.

The first Indonesian version adopted many activities and game segments from their original Philippine counterpart, before switching TV stations and adding their own twists.

[13] However, with the case of Mary Jane Veloso, a Filipina death-row inmate in Indonesia convicted of drug trafficking, relations between the two nations may take a minor strain.

[15][16] In 2016, in an effort to improve the country's maritime capabilities, the Philippine Navy purchased its newest warship, the BRP Tarlac, from Indonesia.

This decision was made after 7 Indonesian sailors carrying boats of coal en route to the Philippines were kidnapped by Filipino militants in the Sulu Sea.

Both countries are known to have high amounts of workers emigrating to territories such as Hong Kong, Singapore, Malaysia, Saudi Arabia, United Arab Emirates.

In June 2016, Indonesian coal exports to the Philippines was put under a moratorium due to the growing concern of piracy in the Sulu Sea.

[40] Indonesia and the Philippines are working hand-in-hand to explore ways of cooperation to combat terrorism and other forms of transnational crimes threatening their borders and more broadly within Southeast Asia.

[34] The Indonesian-Philippines naval border areas in Sulawesi Sea near Sulu archipelago and Mindanao waters are known as the piracy hotspots as well as terrorist's corridor.

On 26 March 2016, 10 Indonesian sailors were held hostage by Islamist militant group Abu Sayyaf operating in Sulu archipelago in southern Philippines.

The Indonesian vessels were freighting coal from South Borneo heading for Batangas port was hijacked near Sulu waters.

[41] In July 2024 The Indonesian and Philippine navies launched a joint patrol in their maritime border of Sulawesi and Mindanao waters to strengthen their capabilities against piracy and terrorism.

On 23 May 2014, the Philippines and Indonesia signed a historic agreement that drew a maritime boundary between the two countries' overlapping exclusive economic zones.

[44] Both Indonesia and Philippines archipelago are prone to natural disasters, such as volcanic eruptions, earthquakes, tsunamis and storms (typhoons, tornadoes, etc.).

The Indonesian government on Monday 10 December 2012, came to the aid of thousands of typhoon “Pablo” (Bopha) victims in the Visayas and Mindanao, donating $1 million and four tons of relief items through the Armed Forces of the Philippines.

Besides the financial aid, the Indonesian government also gave 1,000 military blankets, 3,000 packs of ready-to-eat meals and 50 boxes of instant noodles.

[45] In November 2013, Indonesian Government sent humanitarian aid of goods and logistics worth $1 million to help the victims of Typhoon Haiyan in Central Philippines as part of ASEAN solidarity.