diff --git a/src/ecpair.js b/src/ecpair.js
index 9467b1b..d0653be 100644
--- a/src/ecpair.js
+++ b/src/ecpair.js
@@ -24,18 +24,15 @@ function ECPair (d, Q, options) {
   if (Q) this.__Q = ecc.pointCompress(Q, this.compressed)
 }
 
-ECPair.prototype.getNetwork = function () {
-  return this.network
-}
-
-ECPair.prototype.getPrivateKey = function () {
-  return this.__d
-}
+Object.defineProperty(ECPair.prototype, 'privateKey', {
+  enumerable: false,
+  get: function () { return this.__d }
+})
 
-ECPair.prototype.getPublicKey = function () {
+Object.defineProperty(ECPair.prototype, 'publicKey', { get: function () {
   if (!this.__Q) this.__Q = ecc.pointFromScalar(this.__d, this.compressed)
   return this.__Q
-}
+}})
 
 ECPair.prototype.toWIF = function () {
   if (!this.__d) throw new Error('Missing private key')
@@ -48,7 +45,7 @@ ECPair.prototype.sign = function (hash) {
 }
 
 ECPair.prototype.verify = function (hash, signature) {
-  return ecc.verify(hash, this.getPublicKey(), signature)
+  return ecc.verify(hash, this.publicKey, signature)
 }
 
 function fromPrivateKey (buffer, options) {
diff --git a/test/bitcoin.core.js b/test/bitcoin.core.js
index 4bf6785..4d73c2a 100644
--- a/test/bitcoin.core.js
+++ b/test/bitcoin.core.js
@@ -94,7 +94,7 @@ describe('Bitcoin-core', function () {
       var keyPair = bitcoin.ECPair.fromWIF(string, network)
 
       it('fromWIF imports ' + string, function () {
-        assert.strictEqual(keyPair.getPrivateKey().toString('hex'), hex)
+        assert.strictEqual(keyPair.privateKey.toString('hex'), hex)
         assert.strictEqual(keyPair.compressed, params.isCompressed)
       })
 
diff --git a/test/ecpair.js b/test/ecpair.js
index 89deae2..5e2ea59 100644
--- a/test/ecpair.js
+++ b/test/ecpair.js
@@ -55,7 +55,7 @@ describe('ECPair', function () {
           compressed: f.compressed
         })
 
-        assert.strictEqual(keyPair.getPublicKey().toString('hex'), f.Q)
+        assert.strictEqual(keyPair.publicKey.toString('hex'), f.Q)
       })
     })
 
@@ -85,7 +85,9 @@ describe('ECPair', function () {
 
     it('calls pointFromScalar lazily', hoodwink(function () {
       assert.strictEqual(keyPair.__Q, null)
-      keyPair.getPublicKey()
+
+      // .publicKey forces the memoization
+      assert.strictEqual(keyPair.publicKey.toString('hex'), '0279be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798')
       assert.strictEqual(keyPair.__Q.toString('hex'), '0279be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798')
     }))
   })
@@ -96,7 +98,7 @@ describe('ECPair', function () {
         let network = NETWORKS[f.network]
         let keyPair = ECPair.fromWIF(f.WIF, network)
 
-        assert.strictEqual(keyPair.getPrivateKey().toString('hex'), f.d)
+        assert.strictEqual(keyPair.privateKey.toString('hex'), f.d)
         assert.strictEqual(keyPair.compressed, f.compressed)
         assert.strictEqual(keyPair.network, network)
       })
@@ -106,7 +108,7 @@ describe('ECPair', function () {
       it('imports ' + f.WIF + ' (via list of networks)', function () {
         let keyPair = ECPair.fromWIF(f.WIF, NETWORKS_LIST)
 
-        assert.strictEqual(keyPair.getPrivateKey().toString('hex'), f.d)
+        assert.strictEqual(keyPair.privateKey.toString('hex'), f.d)
         assert.strictEqual(keyPair.compressed, f.compressed)
         assert.strictEqual(keyPair.network, NETWORKS[f.network])
       })
@@ -202,13 +204,13 @@ describe('ECPair', function () {
     }))
   })
 
-  describe('getNetwork', function () {
+  describe('.network', function () {
     fixtures.valid.forEach(function (f) {
       it('returns ' + f.network + ' for ' + f.WIF, function () {
         let network = NETWORKS[f.network]
         let keyPair = ECPair.fromWIF(f.WIF, NETWORKS_LIST)
 
-        assert.strictEqual(keyPair.getNetwork(), network)
+        assert.strictEqual(keyPair.network, network)
       })
     })
   })
@@ -226,7 +228,7 @@ describe('ECPair', function () {
       it('wraps tinysecp.sign', hoodwink(function () {
         this.mock(tinysecp, 'sign', function (h, d) {
           assert.strictEqual(h, hash)
-          assert.strictEqual(d, keyPair.getPrivateKey())
+          assert.strictEqual(d, keyPair.privateKey)
           return signature
         }, 1)
 
@@ -246,7 +248,7 @@ describe('ECPair', function () {
       it('wraps tinysecp.verify', hoodwink(function () {
         this.mock(tinysecp, 'verify', function (h, q, s) {
           assert.strictEqual(h, hash)
-          assert.strictEqual(q, keyPair.getPublicKey())
+          assert.strictEqual(q, keyPair.publicKey)
           assert.strictEqual(s, signature)
           return true
         }, 1)
diff --git a/test/integration/_regtest.js b/test/integration/_regtest.js
index 46a0393..346fa41 100644
--- a/test/integration/_regtest.js
+++ b/test/integration/_regtest.js
@@ -72,7 +72,7 @@ let baddress = bitcoin.address
 let bcrypto = bitcoin.crypto
 function getAddress (node, network) {
   network = network || bitcoin.networks.bitcoin
-  return baddress.toBase58Check(bcrypto.hash160(node.getPublicKey()), network.pubKeyHash)
+  return baddress.toBase58Check(bcrypto.hash160(node.publicKey), network.pubKeyHash)
 }
 
 function randomAddress () {
diff --git a/test/integration/addresses.js b/test/integration/addresses.js
index 5cd6a46..9451c69 100644
--- a/test/integration/addresses.js
+++ b/test/integration/addresses.js
@@ -12,7 +12,7 @@ let baddress = bitcoin.address
 let bcrypto = bitcoin.crypto
 function getAddress (node, network) {
   network = network || bitcoin.networks.bitcoin
-  return baddress.toBase58Check(bcrypto.hash160(node.getPublicKey()), network.pubKeyHash)
+  return baddress.toBase58Check(bcrypto.hash160(node.publicKey), network.pubKeyHash)
 }
 
 describe('bitcoinjs-lib (addresses)', function () {
@@ -57,9 +57,8 @@ describe('bitcoinjs-lib (addresses)', function () {
 
   it('can generate a SegWit address', function () {
     var keyPair = bitcoin.ECPair.fromWIF('Kxr9tQED9H44gCmp6HAdmemAzU3n84H3dGkuWTKvE23JgHMW8gct')
-    var pubKey = keyPair.getPublicKey()
 
-    var scriptPubKey = bitcoin.script.witnessPubKeyHash.output.encode(bitcoin.crypto.hash160(pubKey))
+    var scriptPubKey = bitcoin.script.witnessPubKeyHash.output.encode(bitcoin.crypto.hash160(keyPair.publicKey))
     var address = bitcoin.address.fromOutputScript(scriptPubKey)
 
     assert.strictEqual(address, 'bc1qt97wqg464zrhnx23upykca5annqvwkwujjglky')
@@ -67,9 +66,8 @@ describe('bitcoinjs-lib (addresses)', function () {
 
   it('can generate a SegWit address (via P2SH)', function () {
     var keyPair = bitcoin.ECPair.fromWIF('Kxr9tQED9H44gCmp6HAdmemAzU3n84H3dGkuWTKvE23JgHMW8gct')
-    var pubKey = keyPair.getPublicKey()
 
-    var redeemScript = bitcoin.script.witnessPubKeyHash.output.encode(bitcoin.crypto.hash160(pubKey))
+    var redeemScript = bitcoin.script.witnessPubKeyHash.output.encode(bitcoin.crypto.hash160(keyPair.publicKey))
     var scriptPubKey = bitcoin.script.scriptHash.output.encode(bitcoin.crypto.hash160(redeemScript))
     var address = bitcoin.address.fromOutputScript(scriptPubKey)
 
diff --git a/test/integration/cltv.js b/test/integration/cltv.js
index 52b9f00..b7c6c2c 100644
--- a/test/integration/cltv.js
+++ b/test/integration/cltv.js
@@ -25,11 +25,11 @@ describe('bitcoinjs-lib (transactions w/ CLTV)', function () {
       bitcoin.opcodes.OP_DROP,
 
       bitcoin.opcodes.OP_ELSE,
-      bQ.getPublicKey(),
+      bQ.publicKey,
       bitcoin.opcodes.OP_CHECKSIGVERIFY,
       bitcoin.opcodes.OP_ENDIF,
 
-      aQ.getPublicKey(),
+      aQ.publicKey,
       bitcoin.opcodes.OP_CHECKSIG
     ])
   }
diff --git a/test/integration/csv.js b/test/integration/csv.js
index 6aa3087..adb28b5 100644
--- a/test/integration/csv.js
+++ b/test/integration/csv.js
@@ -26,11 +26,11 @@ describe('bitcoinjs-lib (transactions w/ CSV)', function () {
       bitcoin.opcodes.OP_DROP,
 
       bitcoin.opcodes.OP_ELSE,
-      bQ.getPublicKey(),
+      bQ.publicKey,
       bitcoin.opcodes.OP_CHECKSIGVERIFY,
       bitcoin.opcodes.OP_ENDIF,
 
-      aQ.getPublicKey(),
+      aQ.publicKey,
       bitcoin.opcodes.OP_CHECKSIG
     ])
   }
diff --git a/test/integration/stealth.js b/test/integration/stealth.js
index 91508e2..90acb7b 100644
--- a/test/integration/stealth.js
+++ b/test/integration/stealth.js
@@ -8,7 +8,7 @@ let ecc = require('tiny-secp256k1')
 let baddress = bitcoin.address
 let bcrypto = bitcoin.crypto
 function getAddress (node) {
-  return baddress.toBase58Check(bcrypto.hash160(node.getPublicKey()), bitcoin.networks.bitcoin.pubKeyHash)
+  return baddress.toBase58Check(bcrypto.hash160(node.publicKey), bitcoin.networks.bitcoin.pubKeyHash)
 }
 
 // vG = (dG \+ sha256(e * dG)G)
@@ -78,12 +78,12 @@ describe('bitcoinjs-lib (crypto)', function () {
     var nonce = bitcoin.ECPair.fromWIF('KxVqB96pxbw1pokzQrZkQbLfVBjjHFfp2mFfEp8wuEyGenLFJhM9') // private to sender
 
     // ... recipient reveals public key (recipient.Q) to sender
-    var forSender = stealthSend(nonce.getPrivateKey(), recipient.getPublicKey())
+    var forSender = stealthSend(nonce.privateKey, recipient.publicKey)
     assert.equal(getAddress(forSender), '1CcZWwCpACJL3AxqoDbwEt4JgDFuTHUspE')
     assert.throws(function () { forSender.toWIF() }, /Error: Missing private key/)
 
     // ... sender reveals nonce public key (nonce.Q) to recipient
-    var forRecipient = stealthReceive(recipient.getPrivateKey(), nonce.getPublicKey())
+    var forRecipient = stealthReceive(recipient.privateKey, nonce.publicKey)
     assert.equal(getAddress(forRecipient), '1CcZWwCpACJL3AxqoDbwEt4JgDFuTHUspE')
     assert.equal(forRecipient.toWIF(), 'L1yjUN3oYyCXV3LcsBrmxCNTa62bZKWCybxVJMvqjMmmfDE8yk7n')
 
@@ -96,11 +96,11 @@ describe('bitcoinjs-lib (crypto)', function () {
     var nonce = bitcoin.ECPair.makeRandom() // private to sender
 
     // ... recipient reveals public key (recipient.Q) to sender
-    var forSender = stealthSend(nonce.getPrivateKey(), recipient.getPublicKey())
+    var forSender = stealthSend(nonce.privateKey, recipient.publicKey)
     assert.throws(function () { forSender.toWIF() }, /Error: Missing private key/)
 
     // ... sender reveals nonce public key (nonce.Q) to recipient
-    var forRecipient = stealthReceive(recipient.getPrivateKey(), nonce.getPublicKey())
+    var forRecipient = stealthReceive(recipient.privateKey, nonce.publicKey)
     assert.doesNotThrow(function () { forRecipient.toWIF() })
 
     // sender and recipient, both derived same address
@@ -112,15 +112,15 @@ describe('bitcoinjs-lib (crypto)', function () {
     var nonce = bitcoin.ECPair.makeRandom() // private to sender
 
     // ... recipient reveals public key (recipient.Q) to sender
-    var forSender = stealthSend(nonce.getPrivateKey(), recipient.getPublicKey())
+    var forSender = stealthSend(nonce.privateKey, recipient.publicKey)
     assert.throws(function () { forSender.toWIF() }, /Error: Missing private key/)
 
     // ... sender reveals nonce public key (nonce.Q) to recipient
-    var forRecipient = stealthReceive(recipient.getPrivateKey(), nonce.getPublicKey())
+    var forRecipient = stealthReceive(recipient.privateKey, nonce.publicKey)
     assert.doesNotThrow(function () { forRecipient.toWIF() })
 
     // ... recipient accidentally leaks forRecipient.d on the blockchain
-    var leaked = stealthRecoverLeaked(forRecipient.getPrivateKey(), nonce.getPrivateKey(), recipient.getPublicKey())
+    var leaked = stealthRecoverLeaked(forRecipient.privateKey, nonce.privateKey, recipient.publicKey)
     assert.equal(leaked.toWIF(), recipient.toWIF())
   })
 
@@ -131,15 +131,15 @@ describe('bitcoinjs-lib (crypto)', function () {
     var nonce = bitcoin.ECPair.fromWIF('KxVqB96pxbw1pokzQrZkQbLfVBjjHFfp2mFfEp8wuEyGenLFJhM9') // private to sender
 
     // ... recipient reveals public key(s) (recipient.Q, scan.Q) to sender
-    var forSender = stealthDualSend(nonce.getPrivateKey(), recipient.getPublicKey(), scan.getPublicKey())
+    var forSender = stealthDualSend(nonce.privateKey, recipient.publicKey, scan.publicKey)
     assert.throws(function () { forSender.toWIF() }, /Error: Missing private key/)
 
     // ... sender reveals nonce public key (nonce.Q) to scanner
-    var forScanner = stealthDualScan(scan.getPrivateKey(), recipient.getPublicKey(), nonce.getPublicKey())
+    var forScanner = stealthDualScan(scan.privateKey, recipient.publicKey, nonce.publicKey)
     assert.throws(function () { forScanner.toWIF() }, /Error: Missing private key/)
 
     // ... scanner reveals relevant transaction + nonce public key (nonce.Q) to recipient
-    var forRecipient = stealthDualReceive(scan.getPrivateKey(), recipient.getPrivateKey(), nonce.getPublicKey())
+    var forRecipient = stealthDualReceive(scan.privateKey, recipient.privateKey, nonce.publicKey)
     assert.doesNotThrow(function () { forRecipient.toWIF() })
 
     // scanner, sender and recipient, all derived same address
@@ -153,15 +153,15 @@ describe('bitcoinjs-lib (crypto)', function () {
     var nonce = bitcoin.ECPair.makeRandom() // private to sender
 
     // ... recipient reveals public key(s) (recipient.Q, scan.Q) to sender
-    var forSender = stealthDualSend(nonce.getPrivateKey(), recipient.getPublicKey(), scan.getPublicKey())
+    var forSender = stealthDualSend(nonce.privateKey, recipient.publicKey, scan.publicKey)
     assert.throws(function () { forSender.toWIF() }, /Error: Missing private key/)
 
     // ... sender reveals nonce public key (nonce.Q) to scanner
-    var forScanner = stealthDualScan(scan.getPrivateKey(), recipient.getPublicKey(), nonce.getPublicKey())
+    var forScanner = stealthDualScan(scan.privateKey, recipient.publicKey, nonce.publicKey)
     assert.throws(function () { forScanner.toWIF() }, /Error: Missing private key/)
 
     // ... scanner reveals relevant transaction + nonce public key (nonce.Q) to recipient
-    var forRecipient = stealthDualReceive(scan.getPrivateKey(), recipient.getPrivateKey(), nonce.getPublicKey())
+    var forRecipient = stealthDualReceive(scan.privateKey, recipient.privateKey, nonce.publicKey)
     assert.doesNotThrow(function () { forRecipient.toWIF() })
 
     // scanner, sender and recipient, all derived same address
diff --git a/test/integration/transactions.js b/test/integration/transactions.js
index 70d68a6..7f78ee8 100644
--- a/test/integration/transactions.js
+++ b/test/integration/transactions.js
@@ -10,7 +10,7 @@ let baddress = bitcoin.address
 let bcrypto = bitcoin.crypto
 function getAddress (node, network) {
   network = network || bitcoin.networks.bitcoin
-  return baddress.toBase58Check(bcrypto.hash160(node.getPublicKey()), network.pubKeyHash)
+  return baddress.toBase58Check(bcrypto.hash160(node.publicKey), network.pubKeyHash)
 }
 
 function rng () {
@@ -115,7 +115,7 @@ describe('bitcoinjs-lib (transactions)', function () {
       '91avARGdfge8E4tZfYLoxeJ5sGBdNJQH4kvjJoQFacbgx3cTMqe',
       '91avARGdfge8E4tZfYLoxeJ5sGBdNJQH4kvjJoQFacbgx9rcrL7'
     ].map(function (wif) { return bitcoin.ECPair.fromWIF(wif, regtest) })
-    var pubKeys = keyPairs.map(function (x) { return x.getPublicKey() })
+    var pubKeys = keyPairs.map(function (x) { return x.publicKey })
 
     var redeemScript = bitcoin.script.multisig.output.encode(2, pubKeys)
     var scriptPubKey = bitcoin.script.scriptHash.output.encode(bitcoin.crypto.hash160(redeemScript))
@@ -150,8 +150,7 @@ describe('bitcoinjs-lib (transactions)', function () {
     this.timeout(30000)
 
     var keyPair = bitcoin.ECPair.fromWIF('cMahea7zqjxrtgAbB7LSGbcQUr1uX1ojuat9jZodMN87JcbXMTcA', regtest)
-    var pubKey = keyPair.getPublicKey()
-    var pubKeyHash = bitcoin.crypto.hash160(pubKey)
+    var pubKeyHash = bitcoin.crypto.hash160(keyPair.publicKey)
 
     var redeemScript = bitcoin.script.witnessPubKeyHash.output.encode(pubKeyHash)
     var redeemScriptHash = bitcoin.crypto.hash160(redeemScript)
@@ -191,7 +190,7 @@ describe('bitcoinjs-lib (transactions)', function () {
       'cMahea7zqjxrtgAbB7LSGbcQUr1uX1ojuat9jZodMN87KcLPVfXz',
       'cMahea7zqjxrtgAbB7LSGbcQUr1uX1ojuat9jZodMN87L7FgDCKE'
     ].map(function (wif) { return bitcoin.ECPair.fromWIF(wif, regtest) })
-    var pubKeys = keyPairs.map(function (x) { return x.getPublicKey() })
+    var pubKeys = keyPairs.map(function (x) { return x.publicKey })
 
     var witnessScript = bitcoin.script.multisig.output.encode(3, pubKeys)
     var redeemScript = bitcoin.script.witnessScriptHash.output.encode(bitcoin.crypto.sha256(witnessScript))
@@ -230,7 +229,7 @@ describe('bitcoinjs-lib (transactions)', function () {
       '032b4c06c06c3ec0b7fa29519dfa5aae193ee2cc35ca127f29f14ec605d62fb63d',
       '0216c92abe433106491bdeb4a261226f20f5a4ac86220cc6e37655aac6bf3c1f2a',
       '039e05da8b8ea4f9868ecebb25998c7701542986233f4401799551fbecf316b18f'
-    ].map(function (q) { return bitcoin.ECPair.fromPublicKeyBuffer(Buffer.from(q, 'hex')) })
+    ].map(function (q) { return bitcoin.ECPair.fromPublicKey(Buffer.from(q, 'hex')) })
 
     var tx = bitcoin.Transaction.fromHex(txHex)
 
@@ -241,7 +240,7 @@ describe('bitcoinjs-lib (transactions)', function () {
       var ss = bitcoin.script.signature.decode(scriptSig.signature)
       var hash = tx.hashForSignature(i, prevOutScript, ss.hashType)
 
-      assert.strictEqual(scriptSig.pubKey.toString('hex'), keyPair.getPublicKey().toString('hex'))
+      assert.strictEqual(scriptSig.pubKey.toString('hex'), keyPair.publicKey.toString('hex'))
       assert.strictEqual(keyPair.verify(hash, ss.signature), true)
     })
   })
diff --git a/test/transaction_builder.js b/test/transaction_builder.js
index 9c9cc47..c5c7c1e 100644
--- a/test/transaction_builder.js
+++ b/test/transaction_builder.js
@@ -16,7 +16,7 @@ let fixtures = require('./fixtures/transaction_builder')
 
 // TODO: remove
 function getAddress (node) {
-  return baddress.toBase58Check(bcrypto.hash160(node.getPublicKey()), NETWORKS.bitcoin.pubKeyHash)
+  return baddress.toBase58Check(bcrypto.hash160(node.publicKey), NETWORKS.bitcoin.pubKeyHash)
 }
 
 function construct (f, dontSign) {