https://donpoong.com/en/Personal finance, subsidies, refunds, and digital assets: clear money guides grounded in sources, context, and clearly labeled analysis.en-UShttps://donpoong.com/en/posts/2026-10-16-crypto-ethereum-glamsterdam-sepolia-testnethttps://donpoong.com/en/posts/2026-10-16-crypto-ethereum-glamsterdam-sepolia-testnetAn examination of the Ethereum Foundation's announced Glamsterdam upgrade schedule on the Sepolia testnet and key verification points for execution layer scaling technologies.Thu, 15 Oct 2026 15:00:00 GMTCryptoEthereumGlamsterdamTestnet https://donpoong.com/en/posts/2026-10-16-refunds-local-tax-refund-guidehttps://donpoong.com/en/posts/2026-10-16-refunds-local-tax-refund-guideLocal governments launched intensive settlement drives for unclaimed local tax refunds, including 160 million KRW in Yangsan and about 18 million KRW in Ongjin County. Taxpayers can check and claim funds via Wetax and mobile apps before the five-year statutory expiration window.Thu, 15 Oct 2026 15:00:00 GMTrefundslocal taxWetax https://donpoong.com/en/posts/2026-10-16-crypto-cbdc-vs-private-stablecoin-structurehttps://donpoong.com/en/posts/2026-10-16-crypto-cbdc-vs-private-stablecoin-structureThis analysis contrasts central bank digital currencies (CBDCs) with private fiat-backed stablecoins such as USDC and USDT, detailing their legal status, claim hierarchies, freeze privileges, and control mechanisms.Thu, 15 Oct 2026 15:00:00 GMTCrypto AssetsStablecoinsCBDCCentral Banks https://donpoong.com/en/posts/2026-10-16-crypto-altcoin-season-expectations-skepticismhttps://donpoong.com/en/posts/2026-10-16-crypto-altcoin-season-expectations-skepticismExpectations of a traditional altcoin season now clash with structural market skepticism. We examine Bitcoin dominance metrics, liquidity concentration, and the challenges of token oversupply.Thu, 15 Oct 2026 15:00:00 GMTCrypto AssetsAltcoinsBitcoin DominanceMarket Analysis https://donpoong.com/en/posts/2026-10-15-crypto-self-custody-wallet-recovery-phrasehttps://donpoong.com/en/posts/2026-10-15-crypto-self-custody-wallet-recovery-phraseMoving away from reliance on centralized exchanges, this guide methodically covers the fundamentals of self-custody wallets, physical offline storage practices for secret recovery phrases (seed phrases), and phishing defense strategies.Wed, 14 Oct 2026 15:00:00 GMTCrypto AssetsPersonal WalletRecovery PhraseSecurity Rules https://donpoong.com/en/posts/2026-10-15-crypto-metaplanet-sell-rebuy-liquidityhttps://donpoong.com/en/posts/2026-10-15-crypto-metaplanet-sell-rebuy-liquidityMetaplanet demonstrated market liquidity by selling and repurchasing part of its Bitcoin holdings. We review the corporate disclosure, its financing implications, and key investor considerations.Wed, 14 Oct 2026 15:00:00 GMTCrypto AssetsMetaplanetBitcoinCorporate Finance https://donpoong.com/en/posts/2026-10-15-refunds-insurance-surrender-value-reserve-20261015https://donpoong.com/en/posts/2026-10-15-refunds-insurance-surrender-value-reserve-20261015Insurers' surrender value reserves are projected to increase to 87 trillion 500 billion KRW by 2030. Here is an analysis of reserve trends and verification guidelines for consumers.Wed, 14 Oct 2026 15:00:00 GMTsurrender valueinsurance reservesKorea Insurance Research Institute https://donpoong.com/en/posts/2026-10-15-crypto-europol-quantum-threat-advisoryhttps://donpoong.com/en/posts/2026-10-15-crypto-europol-quantum-threat-advisoryEuropol issued a preemptive advisory urging crypto assets to prepare for quantum threats. We examine current cryptographic limits, decryption realities, and long-term network migration roadmaps.Wed, 14 Oct 2026 15:00:00 GMTCrypto AssetsQuantum ComputersEuropolSecurity https://donpoong.com/en/posts/2026-10-15-benefits-seosan-small-business-loan-guaranteehttps://donpoong.com/en/posts/2026-10-15-benefits-seosan-small-business-loan-guaranteeSeosan City is providing 7.2 billion KRW in special loan guarantees with Hana Bank and Chungnam Credit Guarantee Foundation, offering up to 50 million KRW per business with a 1.5% interest subsidy for one year.Wed, 14 Oct 2026 15:00:00 GMTbenefitssmall business loan guaranteeseosan financial support https://donpoong.com/en/posts/2026-10-15-crypto-bitcoin-four-year-cycle-limitshttps://donpoong.com/en/posts/2026-10-15-crypto-bitcoin-four-year-cycle-limitsBitcoin's four-year cycle model faces reevaluation as trends diverge from past halving cycles. We examine failed bottom forecasts, the risks of model reliance, and macro indicator monitoring.Wed, 14 Oct 2026 15:00:00 GMTBitcoinFour-Year CycleHalvingMacroeconomics https://donpoong.com/en/posts/2026-10-15-finance-twenties-seed-money-management-guidehttps://donpoong.com/en/posts/2026-10-15-finance-twenties-seed-money-management-guideBuilding assets for young professionals starts with analyzing spending and securing an emergency fund of roughly 3 million KRW. Here is how to manage cash flow using youth policy finance schemes and recurring micro-investments of 50,000 KRW.Wed, 14 Oct 2026 15:00:00 GMTpersonal-financeyoung-adultsaccount-management https://donpoong.com/en/posts/2026-10-14-crypto-ethereum-validator-vs-physical-nodehttps://donpoong.com/en/posts/2026-10-14-crypto-ethereum-validator-vs-physical-nodeIn Ethereum consensus, the count of validator keys and the count of physical nodes are distinct technical concepts. We analyze multi-validator operation on single physical infrastructure alongside community decentralization appraisals based on facts.Tue, 13 Oct 2026 15:00:00 GMTEthereumValidatorNodeDecentralization https://donpoong.com/en/posts/2026-10-14-toll-wrong-exit-reliefhttps://donpoong.com/en/posts/2026-10-14-toll-wrong-exit-reliefStarting in October 2026, motorists who take the wrong highway exit can receive a waiver on the basic toll if they re-enter through the same toll gate within 15 minutes. Check eligible roads, payment methods, usage limits, and refund methods.Tue, 13 Oct 2026 15:00:00 GMTlivingexpresswaytoll https://donpoong.com/en/posts/2026-10-14-crypto-dormant-2010-bitcoin-transferhttps://donpoong.com/en/posts/2026-10-14-crypto-dormant-2010-bitcoin-transferCoins from two 2010 mining rewards, held in a 100.02 BTC UTXO for nearly 16 years, moved to two addresses on October 7, 2026. Satoshi ownership and any sale remain unverified.Tue, 13 Oct 2026 15:00:00 GMTBitcoinOn-Chain DataSatoshi EraDormant UTXO https://donpoong.com/en/posts/2026-10-14-vat-early-refund-checkhttps://donpoong.com/en/posts/2026-10-14-vat-early-refund-checkThe National Tax Service announced that businesses eligible for tax administrative support who file for an early VAT refund in October will receive payments by November 4. Here is a breakdown of eligibility, deadlines, and the difference from preliminary assessments.Tue, 13 Oct 2026 15:00:00 GMTrefundsvatearly-refund https://donpoong.com/en/posts/2026-10-14-crypto-blast-l2-shutdown-withdrawalhttps://donpoong.com/en/posts/2026-10-14-crypto-blast-l2-shutdown-withdrawalEthereum Layer 2 network Blast posted service shutdown procedures and asset migration instructions on its official bridge web page. We review past community metric controversies, confirmed facts, and safe withdrawal checkpoints.Tue, 13 Oct 2026 15:00:00 GMTEthereumLayer 2BlastAsset Withdrawal https://donpoong.com/en/posts/2026-10-14-winter-energy-voucherhttps://donpoong.com/en/posts/2026-10-14-winter-energy-voucherWinter utilization for the 2026 Energy Voucher has commenced. Check application deadlines, income and household member criteria, reapplication after relocation, and selecting between utility bill deductions and physical cards via official guidance.Tue, 13 Oct 2026 15:00:00 GMTsubsidiesenergy-voucherheating-expenses https://donpoong.com/en/posts/2026-10-14-crypto-ledger-reseller-investigationhttps://donpoong.com/en/posts/2026-10-14-crypto-ledger-reseller-investigationLedger investigated user losses linked to a Southeast Asian reseller. We separate unconfirmed loss claims from verified facts and outline secure hardware wallet purchase steps.Tue, 13 Oct 2026 15:00:00 GMTLedgerHardware WalletCold WalletOfficial Reseller https://donpoong.com/en/posts/2026-10-14-rate-decision-before-meetinghttps://donpoong.com/en/posts/2026-10-14-rate-decision-before-meetingForecasts predicting that the Monetary Policy Board will freeze the base rate on October 22 do not constitute an official decision yet. Based on reports as of October 13, here is how to assess deposit maturities and loan refinancing.Tue, 13 Oct 2026 15:00:00 GMTpersonal-financebase-ratedepositsloans https://donpoong.com/en/posts/2026-08-31-etf-tax-basicshttps://donpoong.com/en/posts/2026-08-31-etf-tax-basicsDepending on listing venue and tracked underlying assets, ETF capital gains are classified as either dividend income or capital gains. This boundary determines exposure to the 20 million KRW comprehensive financial income threshold and health insurance levies. Here is a breakdown of actual calculation rules and tax planning limitations.Thu, 03 Sep 2026 15:00:00 GMTPersonal FinanceTaxes https://donpoong.com/en/posts/2026-08-31-cancer-insurance-basicshttps://donpoong.com/en/posts/2026-08-31-cancer-insurance-basicsWhen structuring diagnosis coverage for cancer, cerebrovascular disease, and heart conditions, the critical question is how many optional riders can safely be eliminated. This analysis examines the logic of filtering riders by incidence rates and premium ratios, along with the blind spots in that methodology.Thu, 03 Sep 2026 15:00:00 GMTPersonal FinanceInsurance https://donpoong.com/en/posts/2026-08-31-irp-retirement-payouthttps://donpoong.com/en/posts/2026-08-31-irp-retirement-payoutChoosing between taking severance pay as a cash lump sum or rolling it into an Individual Retirement Pension (IRP) directly affects severance income tax, interest income tax, and National Health Insurance premiums. This guide details tiered annuity tax reductions, the 60-day transfer deadline, and key planning constraints.Wed, 02 Sep 2026 15:00:00 GMTPersonal FinancePension https://donpoong.com/en/posts/2026-08-31-gift-tax-planninghttps://donpoong.com/en/posts/2026-08-31-gift-tax-planningDrawing on an interview with an inheritance tax specialist, this article breaks down the rules for interest-free loans of up to 200 million KRW from parents, the National Tax Service's PCI tracking system and 10-year lookback rules, and the prerequisites for effective tax planning.Wed, 02 Sep 2026 15:00:00 GMTPersonal FinanceTaxes https://donpoong.com/en/posts/2026-08-31-mortgage-rate-choicehttps://donpoong.com/en/posts/2026-08-31-mortgage-rate-choiceA comprehensive guide on selecting between floating and fixed mortgage rates before final property disbursement. Examines trends in COFIX and financial debentures, borrowing limit variations under Stress DSR, drawbacks of 30-year fixed loans, and windows when secondary non-bank lenders offer cheaper terms.Tue, 01 Sep 2026 15:00:00 GMTInvestingLoans https://donpoong.com/en/posts/2026-08-31-car-insurance-savingshttps://donpoong.com/en/posts/2026-08-31-car-insurance-savingsAuto insurance policy terms govern emergency response sequences, premium determination factors, grade-based bumper repair rules, property damage limits, diminution of value eligibility, and policy exclusions. Using the Samsung Fire Anycar policy as an example, this guide outlines the core mechanics.Tue, 01 Sep 2026 15:00:00 GMTPersonal FinanceInsurance https://donpoong.com/en/posts/2026-08-31-medical-insurance-switchhttps://donpoong.com/en/posts/2026-08-31-medical-insurance-switchWith the launch date of 5th-generation indemnity health insurance remaining uncertain, the fundamental reason 1st and 2nd-generation policyholders should not switch lies in the difference in contract renewal structures. From the 3rd generation onward, policies automatically convert to the latest terms over time, but 1st and 2nd generations do not.Tue, 01 Sep 2026 15:00:00 GMTInvestingInsurance https://donpoong.com/en/posts/2026-09-01-apartment-subscriptionhttps://donpoong.com/en/posts/2026-09-01-apartment-subscriptionThis article outlines whose queue order gets pushed back when the recognized monthly housing subscription contribution limit increases to 250,000 won, how to navigate twelve special supply tracks, and what assumptions underlie residual mortgage calculations.Tue, 01 Sep 2026 15:00:00 GMTPersonal FinanceReal Estate https://donpoong.com/en/posts/2026-09-01-credit-score-basicshttps://donpoong.com/en/posts/2026-09-01-credit-score-basicsA credit score is not a measurement of frugality, but a probability conversion of repayment history. This article organizes credit limits, utilization rates, the 5-business-day delinquency threshold, and the carryover structure of revolving credit into a single framework.Tue, 01 Sep 2026 15:00:00 GMTPersonal FinanceCredit Management https://donpoong.com/en/posts/2026-09-01-year-end-tax-refundhttps://donpoong.com/en/posts/2026-09-01-year-end-tax-refundYear-end tax settlement refunds are determined not in January, but by December 31 of the previous year. Anchored on the structural difference between income deductions and tax credits, this article filters which items can still be adjusted and which are already locked.Tue, 01 Sep 2026 15:00:00 GMTPersonal FinanceTax Strategy https://donpoong.com/en/posts/2026-09-01-tax-account-priorityhttps://donpoong.com/en/posts/2026-09-01-tax-account-priorityISA, pension savings, and IRP are accounts that should be funded sequentially rather than filled simultaneously. This article outlines why ISA comes first, why IRP comes last, and what early liquidation actually costs.Tue, 01 Sep 2026 15:00:00 GMTPersonal FinancePensions https://donpoong.com/en/posts/2026-09-01-pension-limithttps://donpoong.com/en/posts/2026-09-01-pension-limitThe limit configuration field that appears when opening a pension savings account is not asking for your desired tax credit amount. This article explains why the deposit ceiling and tax credit ceiling are completely different numbers and what you lose by conflating them.Tue, 01 Sep 2026 15:00:00 GMTPersonal FinancePensions https://donpoong.com/en/posts/2026-08-31-money-supply-why-investhttps://donpoong.com/en/posts/2026-08-31-money-supply-why-investSouth Korea's broad money supply has historically doubled every 10 years. This article explores why standing still pushes your wealth rank downward, where the 7% annual return benchmark holds true, and where it falls short.Tue, 01 Sep 2026 15:00:00 GMTInvesting https://donpoong.com/en/posts/2026-08-31-yearly-saving-planhttps://donpoong.com/en/posts/2026-08-31-yearly-saving-planThis article outlines author Kim Kyung-pil's four-step budget alongside the four principles of pre-saving, forced saving, regular saving, and incremental saving, while dissecting the hidden assumptions behind income-tier savings benchmarks and pointing out which past market forecasts need to be discarded.Tue, 01 Sep 2026 15:00:00 GMTPersonal Finance https://donpoong.com/en/posts/2026-08-31-newlywed-jeonse-riskhttps://donpoong.com/en/posts/2026-08-31-newlywed-jeonse-riskExamining the case of a newlywed couple who started their married life in a villa jeonse only to face a 400-million-won wealth gap 4 years later. This article breaks down the true risk of jeonse, flaws in attempting to close property gaps through stock returns, the sequence of paying down overdraft facilities, and emergency fund baselines.Tue, 01 Sep 2026 15:00:00 GMTInvesting https://donpoong.com/en/posts/2026-08-31-first-100m-next-stephttps://donpoong.com/en/posts/2026-08-31-first-100m-next-stepUsing a consultation video with a 32-year-old professional who saved 100 million KRW, this piece breaks down the limits of purely numerical targets, ISA 3-year maturity choices, and the distortions of maintaining zero emergency savings. It separates universal financial principles from advice suited only to specific situations.Tue, 01 Sep 2026 15:00:00 GMTPersonal Finance https://donpoong.com/en/posts/2026-08-31-monthly-cashflow-structurehttps://donpoong.com/en/posts/2026-08-31-monthly-cashflow-structureDirector Park So-yeon of Shinyoung Securities advises setting a goal around engineering a KRW 3 million monthly cash flow rather than aiming to amass 1 billion won. This article examines for whom this number holds true, where it becomes unrealistic, and where the sequence of the 3 principles breaks down.Mon, 31 Aug 2026 15:00:00 GMTInvesting https://donpoong.com/en/posts/2026-08-31-no-savings-after-10yearshttps://donpoong.com/en/posts/2026-08-31-no-savings-after-10yearsDissecting the expenditure structure behind earning KRW 3.5 million monthly while saving only KRW 1.5 million. This analysis explores vehicle maintenance costs, aimless cash deposits, and disguised installment savings that function as delayed consumption.Mon, 31 Aug 2026 15:00:00 GMTInvesting https://donpoong.com/en/posts/2026-08-31-stock-terms-basicshttps://donpoong.com/en/posts/2026-08-31-stock-terms-basicsJudging whether an equity is cheap or expensive based solely on share price digits is almost always wrong. This article connects market capitalization and shares outstanding to PER, EPS, averaging down, and share cancellations into a single coherent framework.Sun, 30 Aug 2026 15:00:00 GMTInvestingStock Investing https://donpoong.com/en/posts/2026-08-28-property-tax-september-guidehttps://donpoong.com/en/posts/2026-08-28-property-tax-september-guideThe second installment of property tax must be paid between September 16 and September 30, covering the remaining half for residential property and the full amount for land. Here is a clear breakdown of calculation methods, Wetax payment steps, and late payment penalties.Thu, 27 Aug 2026 15:00:00 GMTPersonal FinanceLife Tips